Size Chart

MOTROX Men's Jackets Sizing

Euro USA Alpha Chest (cm) Waist (cm) Arm (cm) Height (cm)
4 34 XS 86-90 72-76 53-54 164-167
46 36 SM 90-94 76-80 55-56 168-171
48 38 SM-MD 94-98 80-84 57-58 172-175
50 40 MD-LG 98-102 84-88 59-60 176-179
52 42 LG 102-106 88-92 61-62 180-183
54 44 LG-XL 106-110 92-96 63-64 184-187
56 46 XL-2XL 110-114 96-100 65-66 188-191
58 48 2XL 114-118 100-104 67-68 192-195
60 50 3XL 118-122 104-108 67-68 192-195
62 52 3XL-4XL 122-126 108-112 68-70 195-199
64 54 4XL 126-130 112-116 68-70 195-199
66 56 5XL 130-134 116-120 68-70 195-199
Euro USA Alpha Chest (in) Waist (in) Arm (in) Height (in)
4 34 XS 33.9-35.4 28.3-29.9 20.9-21.3 64.6-65.7
46 36 SM 35.4-37 29.9-31.5 21.7-22 66.1-67.3
48 38 SM-MD 37-38.6 31.5-33.1 22.4-22.8 67.7-68.9
50 40 MD-LG 38.6-40.2 33.1-34.6 23.2-23.6 69.3-70.5
52 42 LG 40.2-41.7 34.6-36.2 24-24.4 70.9-72
54 44 LG-XL 41.7-43.3 36.2-37.8 24.8-25.2 72.4-73.6
56 46 XL-2XL 43.3-44.9 37.8-39.4 25.6-26 74-75.2
58 48 2XL 44.9-46.5 39.4-40.9 26.4-26.8 75.6-76.8
60 50 3XL 46.5-48 40.9-42.5 26.4-26.8 75.6-76.8
62 52 3XL-4XL 48-49.6 42.5-44.1 26.8-27.6 76.8-78.3
64 54 4XL 49.6-51.2 44.1-45.7 26.8-27.6 76.8-78.3
66 56 5XL 51.2-52.8 45.7-47.2 26.8-27.6 76.8-78.3

Sizing information is provided by the manufacturer and does not guarantee a perfect fit.

How to Measure

Motorcycle clothing Motrox
  • H Height
    With no shoes on, stand with your back against a wall and your feet together. Measure from the floor to the top of your head.
  • C Chest
    Measure around the fullest part of your chest, under the armpits, keeping the measuring tape parallel to the ground.
  • A Arm (Shoulder to Wrist)
    Standing up straight with your arms at your sides, measure from the Acromion or summit of your shoulder, down to your wrist bone, along the outside of the arm.
  • W Waist
    Measure around your natural waistline, around the top of the hip bones, inline with the navel while keeping the measuring tape parallel to the ground.

MOTROX Men's Pant Sizing

Euro Alpha US Pant Size Waist (cm) Hips (cm) Thigh (cm) Inseam (cm) Height (cm)
44 XS 28 72-76 87-91 52-53 75-76 164-167
46 SM 30 76-80 91-95 54-55 77-78 168-171
48 SM-MD 32 80-84 95-99 56-57 79-80 172-175
50 MD-LG 34 84-88 99-103 58-59 81-82 176-179
52 LG 36 88-92 103-107 60-61 83-84 180-183
54 XL 38 92-96 107-111 62-63 85-86 184-187
56 XL-2XL 40 96-100 111-115 64-65 87-88 188-191
58 2XL 42 100-104 115-119 66-67 89-90 192-195
60 3XL 44 104-108 119-123 68-69 89-90 192-195
62 3XL-4XL 46 108-112 123-127 70-71 91-92 196-199
64 4XL 48 112-116 127-131 72-73 91-92 196-199
Euro Alpha US Pant Size Waist (in) Hips (in) Thigh (in) Inseam (in) Height (in)
44 XS 28 28.3-29.9 34.3-35.8 20.5-20.9 29.5-29.9 64.6-65.7
46 SM 30 29.9-31.5 35.8-37.4 21.3-21.7 30.3-30.7 66.1-67.3
48 SM-MD 32 31.5-33.1 37.4-39 22-22.4 31.1-31.5 67.7-68.9
50 MD-LG 34 33.1-34.6 39-40.6 22.8-23.2 31.9-32.3 69.3-70.5
52 LG 36 34.6-36.2 40.6-42.1 23.6-24 32.7-33.1 70.9-72
54 XL 38 36.2-37.8 42.1-43.7 24.4-24.8 33.5-33.9 72.4-73.6
56 XL-2XL 40 37.8-39.4 43.7-45.3 25.2-25.6 34.3-34.6 74-75.2
58 2XL 42 39.4-40.9 45.3-46.9 26-26.4 35-35.4 75.6-76.8
60 3XL 44 40.9-42.5 46.9-48.4 26.8-27.2 35-35.4 75.6-76.8
62 3XL-4XL 46 42.5-44.1 48.4-50 27.6-28 35.8-36.2 77.2-78.3
64 4XL 48 44.1-45.7 50-51.6 28.3-28.7 35.8-36.2 77.2-78.3

Sizing information is provided by the manufacturer and does not guarantee a perfect fit.

How to Measure

Motorcycle clothing Motrox
  • HP Hips
    Measure the circumference, from pelvic bone to pelvic bone, at the widest part of your hips below the waist.
  • W Waist
    Measure around your natural waistline, around the top of the hip bones, inline with the navel while keeping the measuring tape parallel to the ground.
  • H Height
    With no shoes on, stand with your back against a wall and your feet together. Measure from the floor to the top of your head.
  • T Thigh
    Measure the circumference of your thighs at the widest point, while in a seated position, with your knees bent to a 90° angle.
  • I Inseam
    Measure from the highest point of your crotch down to your ankle, along your inner leg.

MOTROX Men's Glove Sizing

Size  Hand (in)
 SM 7.5-8
 MD 8-8.5
 LG 8.5-9
 XL 9-9.5
 2XL 9.5-10
 3XL 10-11
Size  Hand (cm)
 SM 19.1-20.3
 MD 20.3-21.6
 LG 21.6-22.9
 XL 22.9-24.1
 2XL 24.1-25.4
 3XL 25.4-27.9

Sizing information is provided by the manufacturer and does not guarantee a perfect fit.

How to Measure

Motorcycle clothing Motrox
  • HC Hand Circumference
    Wrap a cloth measuring tape around your hand behind the knuckles, not including the thumb, keeping the tape snug. Measure both left and right hands and use the larger of the two measurements.

MOTROX Men's Race Suit Sizing

Euro US Suit Size Alpha US Pant Size Chest (cm) Waist (cm) Hips (cm) Thigh (cm) Inseam (cm) Arm (cm) Height (cm)
46 36 SM 30 90-94 76-80 91-95 54-55 77-78 55-56 168-171
48 38 SM-MD 32 94-98 80-84 95-99 56-57 79-80 57-58 172-175
50 40 MD-LG 34 98-102 84-88 99-103 58-59 81-82 59-60 176-179
52 42 LG 36 102-106 88-92 103-107 60-61 83-84 61-62 180-183
54 44 XL 38 106-110 92-96 107-111 62-63 85-86 63-64 184-187
56 46 XL-2XL 40 110-114 96-100 111-115 64-65 87-88 65-66 188-191
58 48 2XL 42 114-118 100-104 115-119 66-67 89-90 67-68 192-195
60 50 3XL 44 118-122 104-108 119-123 68-69 89-90 67-68 192-195
62 52 3XL-4XL 46 122-126 108-112 123-127 70-71 91-92 69-70 196-199
64 54 4XL 48 126-130 112-116 127-131 72-73 91-92 69-70 196-199
Euro US Suit Size Alpha US Pant Size Chest (in) Waist (in) Hips (in) Thigh (in) Inseam (in) Arm (in) Height (in)
46 36 SM 30 35.4-37 29.9-31.5 35.8-37.4 21.3-21.7 30.3-30.7 21.7-22 66.1-67.3
48 38 SM-MD 32 37-38.6 31.5-33.1 37.4-39 22-22.4 31.1-31.5 22.4-22.8 67.7-68.9
50 40 MD-LG 34 38.6-40.2 33.1-34.6 39-40.6 22.8-23.2 31.9-32.3 23.2-23.6 69.3-70.5
52 42 LG 36 40.2-41.7 34.6-36.2 40.6-42.1 23.6-24 32.7-33.1 24-24.4 70.9-72
54 44 XL 38 41.7-43.3 36.2-37.8 42.1-43.7 24.4-24.8 33.5-33.9 24.8-25.2 72.4-73.6
56 46 XL-2XL 40 43.3-44.9 37.8-39.4 43.7-45.3 25.2-25.6 34.3-34.6 25.6-26 74-75.2
58 48 2XL 42 44.9-46.5 39.4-40.9 45.3-46.9 26-26.4 35-35.4 26.4-26.8 75.6-76.8
60 50 3XL 44 46.5-48 40.9-42.5 46.9-48.4 26.8-27.2 35-35.4 26.4-26.8 75.6-76.8
62 52 3XL-4XL 46 48-49.6 42.5-44.1 48.4-50 27.6-28 35.8-36.2 27.2-27.6 77.2-78.3
64 54 4XL 48 49.6-51.2 44.1-45.7 50-51.6 28.3-28.7 35.8-36.2 27.2-27.6 77.2-78.3

Sizing information is provided by the manufacturer and does not guarantee a perfect fit.

How to Measure

Motorcycle clothing Motrox
  • HP Hips
    Measure the circumference, from pelvic bone to pelvic bone, at the widest part of your hips below the waist.
  • W Waist
    Measure around your natural waistline, around the top of the hip bones, inline with the navel while keeping the measuring tape parallel to the ground.
  • H Height
    With no shoes on, stand with your back against a wall and your feet together. Measure from the floor to the top of your head.
  • C Chest
    Measure around the fullest part of your chest, under the armpits, keeping the measuring tape parallel to the ground.
  • I Inseam
    Measure from the highest point of your crotch down to your ankle, along your inner leg.
  • T Thigh
    Measure the circumference of your thighs at the widest point, while in a seated position, with your knees bent to a 90° angle.
  • A Arm (Shoulder to Wrist)
    Standing up straight with your arms at your sides, measure from the Acromion or summit of your shoulder, down to your wrist bone, along the outside of the arm.

MOTROX Men's Base Layer Sizing

Euro Alpha US Pant Size Chest (cm) Waist (cm) Hips (cm) Thigh (cm) Inseam (cm) Arm (cm) Height (cm)
44 XS 28 86-90 72-76 87-91 52-53 75-76 53-54 164-167
46 SM 30 90-94 76-80 91-95 54-55 77-78 55-56 168-171
48 SM-MD 32 94-98 80-84 95-99 56-57 79-80 57-58 172-175
50 MD-LG 34 98-102 84-88 99-103 58-59 81-82 59-60 176-179
52 LG 36 102-106 88-92 103-107 60-61 83-84 61-62 180-183
54 XL 38 106-110 92-96 107-111 62-63 85-86 63-64 184-187
56 XL-2XL 40 110-114 96-100 111-115 64-65 87-88 65-66 188-191
58 2XL 42 114-118 100-104 115-119 66-67 89-90 67-68 192-195
Euro Alpha US Pant Size Chest (in) Waist (in) Hips (in) Thigh (in) Inseam (in) Arm (in) Height (in)
44 XS 28 33.9-35.4 28.3-29.9 34.3-35.8 20.5-20.9 29.5-29.9 20.9-21.3 64.6-65.7
46 SM 30 35.4-37 29.9-31.5 35.8-37.4 21.3-21.7 30.3-30.7 21.7-22 66.1-67.3
48 SM-MD 32 37-38.6 31.5-33.1 37.4-39 22-22.4 31.1-31.5 22.4-22.8 67.7-68.9
50 MD-LG 34 38.6-40.2 33.1-34.6 39-40.6 22.8-23.2 31.9-32.3 23.2-23.6 69.3-70.5
52 LG 36 40.2-41.7 34.6-36.2 40.6-42.1 23.6-24 32.7-33.1 24-24.4 70.9-72
54 XL 38 41.7-43.3 36.2-37.8 42.1-43.7 24.4-24.8 33.5-33.9 24.8-25.2 72.4-73.6
56 XL-2XL 40 43.3-44.9 37.8-39.4 43.7-45.3 25.2-25.6 34.3-34.6 25.6-26 74-75.2
58 2XL 42 44.9-46.5 39.4-40.9 45.3-46.9 26-26.4 35-35.4 26.4-26.8 75.6-76.8

Sizing information is provided by the manufacturer and does not guarantee a perfect fit.

How to Measure

Motorcycle clothing Motrox
  • HP Hips
    Measure the circumference, from pelvic bone to pelvic bone, at the widest part of your hips below the waist.
  • A Arm (Shoulder to Wrist)
    Standing up straight with your arms at your sides, measure from the Acromion or summit of your shoulder, down to your wrist bone, along the outside of the arm.
  • T Thigh
    Measure the circumference of your thighs at the widest point, while in a seated position, with your knees bent to a 90° angle.
  • I Inseam
    Measure from the highest point of your crotch down to your ankle, along your inner leg.
  • W Waist
    Measure around your natural waistline, around the top of the hip bones, inline with the navel while keeping the measuring tape parallel to the ground.
  • H Height
    With no shoes on, stand with your back against a wall and your feet together. Measure from the floor to the top of your head.
  • C Chest
    Measure around the fullest part of your chest, under the armpits, keeping the measuring tape parallel to the ground.

MOTROX Men's Footwear Sizing

We have found the EU-->USA sizing conversions as presented here to be slightly off. Our recommendation for Alpinestar's Men's Footwear: 43: 9-9.5 44: 10-10.5 45: 11
EU Size USA Size
36 3.5
37 4
38 5
39 6
40 6.5
41 7.5
42 8
43 9
44 9.5
45 10.5
46 11.5
47 12
48 12.5
49 13.5
50 14

Sizing information is provided by the manufacturer and does not guarantee a perfect fit.

How to Measure

MOTROX Knee Brace Sizing

Size Knee (cm)
SM 8-9
MD 9-10
LG 10-11
XL 11-12.5
Size Knee (in)
SM 3.1-3.5
MD 3.5-3.9
LG 3.9-4.3
XL 4.3-4.9

Sizing information is provided by the manufacturer and does not guarantee a perfect fit.

How to Measure

Motorcycle clothing Motrox
  • K Knee
    Using a caliper, measure the width of the knee joint across the kneecap. The leg should be completely straight and in a weight-bearing position.

MOTROX Women's Jacket Sizing:

Euro Dress Size  Alpha Chest (cm) Bust (cm) Waist (cm) Hips (cm) Arm (cm) Height (cm)
36 0 2XS 74-78 78-82 58-62 82-86 50-51 157-160
38 2 2XS-XS 78-82 82-86 62-66 89-90 52-53 161-164
40 4 SM 82-86 86-90 66-70 90-94 54-55 165-168
42 6 MD 86-90 90-94 70-74 94-98 56-57 169-172
44 8 LG 90-94 94-98 74-78 98-102 58-59 173-176
46 10 LG-XL 94-98 98-102 78-82 102-106 60-61 177-180
48 12 XL 98-102 102-106 82-86 106-110 62-63 181-184
50 14 2XL 102-106 106-110 86-90 110-114 62-63 181-184
52 16 2XL-3XL 106-110 110-114 90-94 114-118 64-65 185-188
54 18 3XL 110-114 114-118 94-98 118-122 64-65 185-188
Euro Dress Size  Alpha Chest (in) Bust (in) Waist (in) Hips (in) Arm (in) Height (in)
36 0 2XS 29.1-30.7 30.7-32.3 22.8-24.4 32.3-33.9 19.7-20.1 61.8-63
38 2 2XS-XS 30.7-32.3 32.3-33.9 24.4-26 35-35.4 20.5-20.9 63.4-64.6
40 4 SM 32.3-33.9 33.9-35.4 26-27.6 35.4-37 21.3-21.7 65-66.1
42 6 MD 33.9-35.4 35.4-37 27.6-29.1 37-38.6 22-22.4 66.5-67.7
44 8 LG 35.4-37 37-38.6 29.1-30.7 38.6-40.2 22.8-23.2 68.1-69.3
46 10 LG-XL 37-38.6 38.6-40.2 30.7-32.3 40.2-41.7 23.6-24 69.7-70.9
48 12 XL 38.6-40.2 40.2-41.7 32.3-33.9 41.7-43.3 24.4-24.8 71.3-72.4
50 14 2XL 40.2-41.7 41.7-43.3 33.9-35.4 43.3-44.9 24.4-24.8 71.3-72.4
52 16 2XL-3XL 41.7-43.3 43.3-44.9 35.4-37 44.9-46.5 25.2-25.6 72.8-74
54 18 3XL 43.3-44.9 44.9-46.5 37-38.6 46.5-48 25.2-25.6 72.8-74

Sizing information is provided by the manufacturer and does not guarantee a perfect fit.

How to Measure

Motorcycle clothing Motrox
  • D Dress Size
    What size dress do you wear?
  • C Chest
    Measure around the fullest part of your chest, under the armpits, keeping the measuring tape parallel to the ground.
  • B Bust
    Measure around the fullest part of the bust, keeping the tape parallel to the ground.
  • H Height
    With no shoes on, stand with your back against a wall and your feet together. Measure from the floor to the top of your head.
  • W Waist
    Measure around your natural waistline, around the top of the hip bones, inline with the navel while keeping the measuring tape parallel to the ground.
  • HP Hips
    Measure the circumference, from pelvic bone to pelvic bone, at the widest part of your hips below the waist.
  • A Arm (Shoulder to Wrist)
    Standing up straight with your arms at your sides, measure from the Acromion or summit of your shoulder, down to your wrist bone, along the outside of the arm.

MOTROX Women's Pants Sizing

Euro Dress Size  Alpha US Pant Size Waist (cm) Hips (cm) Thigh (cm) Inseam (cm) Height (cm)
36 0 2XS 22 58-62 82-86 50-51 72-73 157-160
38 2 2XS-XS 24 62-66 89-90 52-53 74-75 161-164
40 4 SM 26 66-70 90-94 54-55 76-77 165-168
42 6 MD 28 70-74 94-98 56-57 78-79 169-172
44 8 LG 30 74-78 98-102 58-59 80-81 173-176
46 10 LG-XL 32 78-82 102-106 60-61 82-83 177-180
48 12 XL-2XL 34 82-86 106-110 62-63 84-85 181-184
50 14 2XL 36 86-90 110-114 64-65 84-85 181-184
52 16 2XL-3XL 38 90-94 114-118 66-67 86-87 185-188
54 18 3XL 40 94-98 118-122 68-69 86-87 185-188
Euro Dress Size  Alpha US Pant Size Waist (in) Hips (in) Thigh (in) Inseam (in) Height (in)
36 0 2XS 22 22.8-24.4 32.3-33.9 19.7-20.1 28.3-28.7 61.8-63
38 2 2XS-XS 24 24.4-26 35-35.4 20.5-20.9 29.1-29.5 63.4-64.6
40 4 SM 26 26-27.6 35.4-37 21.3-21.7 29.9-30.3 65-66.1
42 6 MD 28 27.6-29.1 37-38.6 22-22.4 30.7-31.1 66.5-67.7
44 8 LG 30 29.1-30.7 38.6-40.2 22.8-23.2 31.5-31.9 68.1-69.3
46 10 LG-XL 32 30.7-32.3 40.2-41.7 23.6-24 32.3-32.7 69.7-70.9
48 12 XL-2XL 34 32.3-33.9 41.7-43.3 24.4-24.8 33.1-33.5 71.3-72.4
50 14 2XL 36 33.9-35.4 43.3-44.9 25.2-25.6 33.1-33.5 71.3-72.4
52 16 2XL-3XL 38 35.4-37 44.9-46.5 26-26.4 33.9-34.3 72.8-74
54 18 3XL 40 37-38.6 46.5-48 26.8-27.2 33.9-34.3 72.8-74

Sizing information is provided by the manufacturer and does not guarantee a perfect fit.

How to Measure

Motorcycle clothing Motrox
  • I Inseam
    Measure from the highest point of your crotch down to your ankle, along your inner leg.
  • D Dress Size
    What size dress do you wear?
  • T Thigh
    Measure the circumference of your thighs at the widest point, while in a seated position, with your knees bent to a 90° angle.
  • H Height
    With no shoes on, stand with your back against a wall and your feet together. Measure from the floor to the top of your head.
  • HP Hips
    Measure the circumference, from pelvic bone to pelvic bone, at the widest part of your hips below the waist.
  • W Waist
    Measure around your natural waistline, around the top of the hip bones, inline with the navel while keeping the measuring tape parallel to the ground.

MOTROX Women's Glove Sizing

Size  Hand (in)
 XS 6.5-7
 SM 7-7.5
 MD 7.5-8
 LG 8-8.5
 XL 8.5-9
Size  Hand (cm)
 XS 16.5-17.8
 SM 17.8-19.1
 MD 19.1-20.3
 LG 20.3-21.6
 XL 21.6-22.9

Sizing information is provided by the manufacturer and does not guarantee a perfect fit.

How to Measure

Motorcycle clothing Motrox
  • HC Hand Circumference
    Wrap a cloth measuring tape around your hand behind the knuckles, not including the thumb, keeping the tape snug. Measure both left and right hands and use the larger of the two measurements.

MOTROX Women's Footwear Sizing

EU Size USA Size
36 5.5
37 6
38 7
39 8
40 8.5
41 9.5
42 10
43 11
44 11.5

Sizing information is provided by the manufacturer and does not guarantee a perfect fit.

How to Measure

MOTROX Women's Race Suit Sizing

Euro Dress Size Alpha US Pant Size Bust (cm) Arm (cm) Waist (cm) Hips (cm) Thigh (cm) Inseam (cm) Height (cm)
38 2 2XS-XS 24 82-86 52-53 62-66 89-90 52-53 74-75 161-164
40 4 SM 26 86-90 54-55 66-70 90-94 54-55 76-77 165-168
42 6 MD 28 90-94 56-57 70-74 94-98 56-57 78-79 169-172
44 8 LG 30 94-98 58-59 74-78 98-102 58-59 80-81 173-176
46 10 LG-XL 32 98-102 60-61 78-82 102-106 60-61 82-83 177-180
48 12 XL-2XL 34 102-106 62-63 82-86 106-110 62-63 84-85 181-184
50 14 2XL 36 106-110 62-63 86-90 110-114 64-65 84-85 181-184
Euro Dress Size Alpha US Pant Size Bust (in) Arm (in) Waist (in) Hips (in) Thigh (in) Inseam (in) Height (in)
38 2 2XS-XS 24 32.3-33.9 20.5-20.9 24.4-26 35-35.4 20.5-20.9 29.1-29.5 63.4-64.6
40 4 SM 26 33.9-35.4 21.3-21.7 26-27.6 35.4-37 21.3-21.7 29.9-30.3 65-66.1
42 6 MD 28 35.4-37 22-22.4 27.6-29.1 37-38.6 22-22.4 30.7-31.1 66.5-67.7
44 8 LG 30 37-38.6 22.8-23.2 29.1-30.7 38.6-40.2 22.8-23.2 31.5-31.9 68.1-69.3
46 10 LG-XL 32 38.6-40.2 23.6-24 30.7-32.3 40.2-41.7 23.6-24 32.3-32.7 69.7-70.9
48 12 XL-2XL 34 40.2-41.7 24.4-24.8 32.3-33.9 41.7-43.3 24.4-24.8 33.1-33.5 71.3-72.4
50 14 2XL 36 41.7-43.3 24.4-24.8 33.9-35.4 43.3-44.9 25.2-25.6 33.1-33.5 71.3-72.4

Sizing information is provided by the manufacturer and does not guarantee a perfect fit.

How to Measure

Motorcycle clothing Motrox
  • T Thigh
    Measure the circumference of your thighs at the widest point, while in a seated position, with your knees bent to a 90° angle.
  • A Arm (Shoulder to Wrist)
    Standing up straight with your arms at your sides, measure from the Acromion or summit of your shoulder, down to your wrist bone, along the outside of the arm.
  • D Dress Size
    What size dress do you wear?
  • I Inseam
    Measure from the highest point of your crotch down to your ankle, along your inner leg.
  • HP Hips
    Measure the circumference, from pelvic bone to pelvic bone, at the widest part of your hips below the waist.
  • W Waist
    Measure around your natural waistline, around the top of the hip bones, inline with the navel while keeping the measuring tape parallel to the ground.
  • H Height
    With no shoes on, stand with your back against a wall and your feet together. Measure from the floor to the top of your head.
  • B Bust
    Measure around the fullest part of the bust, keeping the tape parallel to the ground.