INTERNATIONAL SIZE	XXS	XXS-XS	XS	S	S-M	M-L	L	XL	XL-XXL	XXL	3XL	3XL-4XL	4XL
EURO SIZE	40	42	44	46	48	50	52	54	56	58	60	62	64
U.S SIZE	30	32	34	36	38	40	42	44	46	48	50	52	54
U.S PANTS	24	26	28	30	32	34	36	38	40	42	44	46	48
CHEST (CM)	78-82	82-86	86-90	90-94	94-98	98-102	102-106	106-110	110-114	114-118	118-122	122-126	126-130
WAIST (CM)	64-68	68-72	72-76	76-80	80-84	84-88	88-92	92-96	96-100	100-104	104-108	108-112	112-116
HIP (CM)	79-83	83-87	87-91	91-95	95-99	99-103	103-107	107-111	111-115	115-119	119-123	123-127	127-131
THIGH (CM)	48-49	50-51	52-53	54-55	56-57	58-59	60-61	62-63	64-65	66-67	68-69	70-71	72-73
INSEAM (CM)	71-72	73-74	75-76	77-78	79-80	81-82	83-84	85-86	87-88	89-90	89-90	91-92	91-92
OUTER ARM (CM)	49-50	51-52	53-54	55-56	57-58	59-60	61-62	63-64	65-66	67-68	67-68	69-70	69-70
HEIGHT (CM)	150-156	157-163	164-167	168-171	172-175	176-179	180-183	184-187	188-191	192-195	192-195	196-199	196-199

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Alpinestars Men/Unisex Protectors

BIONIC PRO PROTECTION JACKET, PARAGON PRO PROTECTION JACKET LS, PARAGON PRO PROTECTION VEST, VECTOR TECH PROTECTION JACKET LS, VECTOR TECH PROTECTION JACKET SS

INTERNATIONAL SIZE	XS	S	M	L	XL	XXL
HEIGHT (CM)	157-166	166-173	173-178	178-185	185-190	190-195
HEIGHT (FT)	5.2-5.5	5.5-5.8	5.8-5.10	5.10-6.0	6.0-6.3	6.3-6.5
CHEST (CM)	82-90	90-96	96-101	101-108	108-112	112-118
CHEST (IN)	32.5-35.5	35.5-38	38-39.75	39.75-42.5	24.5-44	44-46.5
WAIST TO SHOULDER (CM)	38-42		42-47		47-51
WAIST TO SHOULDER (IN)	15-16.5		16.5-18.5		18.5-20

PARAGON PLUS KNEE/SHIN PROTECTOR, PARAGON PLUS KNEE PROTECTOR, PARAGON PRO KNEE PROTECTOR

INTERNATIONAL SIZE	XS	S	M	L	XL	XXL
UPPER LEG (CM)	36-39	39-42	42-45	45-48	48-50	50-52
UPPER LEG (FT)	14.2-15.3	15.3-16.5	16.5-17.7	17.7-18.9	18.9-19.7	19.7-20.5
CALF (CM)	29-32	32-35	35-38	38-41	41-43	34-45
CALF (IN)	11.4-12.6	12.6-13.7	13.7-14.9	14.9-16.2	16.2-16.9	16.9-17.7

BIONIC PLUS PROTECTION VEST

INTERNATIONAL SIZE	XS/S	M/L	XL/XXL
HEIGHT (CM)	157-173	173-185	185-195
HEIGHT (FT)	5.2-5.8	5.8-6.1	6.1-6.5
CHEST (CM)	82-96	96-108	108-118
CHEST (IN)	32.3-38	38-42.5	42.5-46.5
WAIST TO SHOULDER (CM)	38-43	43-48	48-51

BIONICPRO KNEE/SHIN PROTECTOR, BIONIC PLUS KNEE/SHIN PROTECTOR, VECTOR TECH KNEE PROTECTOR, VECTOR PRO KNEE PROTECTOR,VECTOR PRO KNEE/SHIN PROTECTOR, E-RIDE KNEE PROTECTOR

INTERNATIONAL SIZE	S/M	L/XL
UPPER LEG (CM)	39-45	45-50
UPPER LEG (FT)	15.3-17.7	16.5-17.7
CALF (CM)	32-38	45-50
CALF (IN)	12.6-15	17.7-19.7

PARAGON PLUS ELBOW PROTECTOR, PARAGON PRO ELBOW PROTECTOR

INTERNATIONAL SIZE	XS	S	M	L	XL	XXL
UPPER ARM (CM)	20-23	23-26	26-29	29-32	32-35	35-38
UPPER ARM (IN)	7.9-9	9-10.3	10.3-11.4	11.4-12.6	12.6-13.8	13.8-14.9
LOWER ARM (CM)	20-22	22-25	25-28	28-31	31-34	34-37
LOWER ARM (IN)	7.9-8.7	8.7-9.8	9.8-11	11-12.2	12.2-13.4	13.4-14.6

BIONIC PRO ELBOW PROTECTOR, BIONIC PLUS ELBOW PROTECTOR, VECTOR TECH ELBOW PROTECTOR, VECTOR PRO ELBOW PROTECTOR, E-RIDE KNEE PROTECTOR

INTERNATIONAL SIZE	S/M	L/XL
UPPER ARM (CM)	23-29	29-35
UPPER ARM (IN)	9-11.4	11.4-13.8
LOWER ARM (CM)	23-29	29-35
LOWER ARM (IN)	9-11.4	11.4-13.8

Shop All Alpinestars Mens

How to Measure

A. Chest
Measure around the fullest part, under the armpits, keeping the tape horizontal.

B. Waist
Measure around the natural waist line, inline with the navel, keeping the tape horizontal.

C. Hip
Measure around the fullest part of your hips, about 20cm below waist line, keeping the tape horizontal.

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 to the 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.

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Alpinestars Women's Footwear

EURO	37	38	39	41	42
U.S	6	7	8	9	10
JPN	23	24	25	26	26.5

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Alpinestars Women's Apparel

INTERNATIONAL SIZE	XXS	XXS-XS	XS	S	M	M-L	L-XL	XL-XXL	XXL-3XL	3XL
EURO SIZE	36	38	40	42	44	46	48	50	52	54
U.S SIZE	0	2	4	6	8	10	12	14	16	18
U.S PANTS	22	24	26	28	30	32	34	36	38	40
CHEST (CM)	74-78	78-82	82-86	86-92	90-94	94-98	98-102	102-106	106-110	110-114
BUST (CM)	78-82	82-86	86-90	90-94	94-98	98-102	102-106	106-110	110-114	114-118
WAIST (CM)	58-62	62-66	66-70	70-74	74-78	78-82	82-86	86-90	90-94	94-98
HIP (CM)	82-86	86-90	90-94	94-98	98-102	102-106	106-110	110-114	114-118	118-122
THIGHS (CM)	50-51	52-53	54-55	56-57	58-59	60-61	62-63	64-65	66-67	68-69
INNER LEGS (CM)	72-73	74-75	75-76	76-77	78-79	80-81	82-83	84-85	86-87	86-87
OUTER ARM (CM)	50-51	52-53	54-55	56-57	58-59	60-61	62-63	62-63	64-65	64-65
HEIGHT (CM)	157-160	161-164	165-168	169-172	173-176	177-180	181-184	182-184	185-188	185-188

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Alpinestars Women's Protectors

STELLA BIONIC JACKET

INTERNATIONAL SIZE	S	M	L
HEIGHT (CM)	169-172	172-176	176-180
HEIGHT (FT)	5.6-5.8	5.8-5.0	5.0-5.10
CHEST (CM)	86-90	90-94	94-98
CHEST (IN)	33.8-35.4	35.4-37	37-38.5
WAIST TO SHOULDER (CM)	38-43	43-48	43-48
WAIST TO SHOULDER (IN)	15-17	17-19	17-19

Shop All Alpinestars Women’s

How to Measure

A. Chest
Measure around the fullest part, under the armpits, keeping the tape horizontal.

B. Waist
Measure around the natural waist line, inline with the navel, keeping the tape horizontal.

C. Hip
Measure around the fullest part of your hips, about 20cm below waist line, keeping the tape horizontal.

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 to the 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.

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Alpinestars Youth Footwear

EURO	28	29	30.5	32	33	34	35.5	37	38	39	40.5	42
U.S	10	11	12	13	1	2	3	4	5	6	7	8
JPN	17.5	18.5	19.5	20	21	21.5	22.5	23	24	25	25.5	26.5

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Alpinestars Youth Apparel

SIZE	120	130	140	150
INTERNATIONAL	S	M	L	XL
U.S	22	24	26	28
YEARS	6	7-8	9-10	11-12
CHEST (CM)	60.5-65.5	65.5-70.5	70.5-75.5	75.5-80.5
WAIST (CM)	54-58	58-62	62-66	66-70
HIP (CM)	68-72	72-76	75-80	80-84
THIGH (CM)	40-42	42-44	44-46	46-48
INSEAM (CM)	51.1-56.5	56.5-61.5	61.5-66.5	66.5-71.5
OUTER ARM (CM)	40-44	44-48	48-52	52-56
HEIGHT (CM)	120-130	130-140	140-150	150-160

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Alpinestars Youth Protectors

BIONIC PRO YOUTH PROTECTION JACKET

INTERNATIONAL SIZE	S/M	L/XL
HEIGHT (CM)	120-140	140-160
HEIGHT (FT)	3.11-4.7	4.7-5.3
CHEST (CM)	60-70	70-80
CHEST (IN)	233.5-27.5	27.5-31.5
WAIST TO SHOULDER (CM)	30-35	35-40
WAIST TO SHOULDER (IN)	11.8-13.8	13.8-15.75

BIONIC PLUS YOUTH KNEE PROTECTOR, PARAGON PLUS YOUTH KNEE PROTECTOR

INTERNATIONAL SIZE	S/M	L/XL
UPPER LEG (CM)	27-31	31-35
UPPER LEG (FT)	10.6-12.2	12.2-13.8
CALF (CM)	20-24	24-28
CALF (IN)	7.8-9.5	9.5-11

BIONIC PLUS YOUTH ELBOW PROTECTOR, PARAGON PLUS YOUTH ELBOW PROTECTOR

INTERNATIONAL SIZE	S/M	L/XL
UPPER ARM (CM)	17-20	20-23
UPPER ARM (FT)	6.7-7.8	7.8-9
LOWER ARM (CM)	16-19	19-22
LOWER ARM (IN)	6.3-7.5	7.5-8.7

Shop All Alpinestars Youth

How to Measure

A. Chest
Measure around the fullest part, under the armpits, keeping the tape horizontal.

B. Waist
Measure around the natural waist line, inline with the navel, keeping the tape horizontal.

C. Hip
Measure around the fullest part of your hips, about 20cm below waist line, keeping the tape horizontal.

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 to the 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.