The S-MX 5 has been created as a performance road and track boot, incorporating the latest technical footwear design and material know-how. Following on from the other performance boots in the Alpinestars range, the S-MX 5 is notable for its comfort, hugging fit, safety performance and ease of adjustability.

 

Alpinestar Boots Sizing Chart
USA Womens	USA Mens	European Men/Women
	3	35
5	3 1/2	36
6	4	37
7	5	38
8	6	39
8.5	6 1/2	40
9	7 1/2	41
10	8	42
11	9	43
11 1/2	9 1/2	44
	10 1/2	45
	11 1/2	46
	12	47
	12 1/2	48
	13	49
	13 1/2	50