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Alpinestars MTB Jackets and Jerseys Size Chart

Alpinestars Jackets fit smaller than most customers would expect.
It is therefore recommended to go one size larger than indicated below.
MTB Jackets/Jerseys - Men (centimeters)
Size Chest Waist Arm Length Height
XS 83.5 - 89 69 - 75 51.5 - 53.5 163 - 168
S 89 - 94.5 75 - 81 54.5 - 56.5 169 - 174
M 94.5 - 100 81 - 87 57.5 - 59 175 - 179
L 100 - 105.5 87 - 92 60 - 62 180 - 184
XL 105.5 - 111 92 - 97 63 - 65 185 - 189
2XL 111 - 116.5 97 - 102 66 - 68 190 - 194
3XL 116.5 - 122 102 - 107 66 - 68 190 - 194
4XL 122 - 127.5 107 - 112 68 - 70 195 - 199
MTB Jackets/Jerseys - Men (inches)
Size Chest Waist Arm Length Height
XS 32.9 - 35 27.1 - 29.5 20.3 - 21 64.1 - 66.1
S 35 - 37.3 29.5 - 31.9 21.5 - 22.3 66.5 - 68.5
M 37.2 - 39.4 31.9 - 34.3 22.6 - 23.3 68.9 - 70.5
L 39.4 - 41.5 34.3 - 36.3 23.6 - 24.4 70.9 - 72.5
XL 41.5 - 43.8 36.3 - 38.3 24.8 - 25.6 72.9 - 74.4
2XL 43.8 - 45.9 38.2 - 40.1 26 - 26.8 74.8 - 76.4
3XL 45.9 - 48 40.1 - 42.1 26 - 26.8 74.8 - 76.4
4XL 48 - 50.3 42.1 - 44.1 26.8 - 27.5 76.8 - 78.4
Alpinestars men's sizing
A. Chest:
Measure around the fullest part, under the armpits.
B. Waist:
Measure around the natural waistline, inline with the navel.
C. Hip:
Measure around the fullest part of your hips, about 20cm (7-7/8") below waist line.
D. Thigh:
Measure around the thigh just below the crotch, keeping the tape horizontal.
E. Inseam:
Stand against a wall, ask someone else to measure from the crotch tothe bottom of your leg.
F. Arm Length:
Measure from shoulder (Humerus) to wrist.
G. Height:
Stand against a wall, ask someone else to measure from the floor to the top of your head, keeping the tape vertical.

Sizing information is provided by the manufacturer and does not guarantee a perfect fit. Please use this chart as a guide only.