The Alpinestars SMX 4 motorcycle boots are highly durable with a natural range of motion. The SMX 4 also features a wide fitting foot bed for maximum comfort. These boots feature a micro fibre construction and injected PU shields in the shin, ankle, calves, toe and hell for impact while minimising abrasion, these also have air vents at the shin, calf and heel. The forefoot is covered with a specially designed mesh to provide unmatched levels of rider comfort. This fantastic boot also brags quick drying polyamide lining which is laminated with open cell foam and high density contoured padding to absorb shocks to the foot area with new dual rubber compound race sole which provides a precise feel and improved grip both on and off the bike – this exclusive sole features a structured shank reinforcement for added support to the arch area and don’t forget J&S have stores nationwide so buy with confidence off an established retailer!

The Alpinestars SMX 4 motorcycle boots are highly durable with a natural range of motion. The SMX 4 also features a wide fitting foot bed for maximum comfort. These boots feature a micro fibre construction and injected PU shields in the shin, ankle, calves, toe and hell for impact while minimising abrasion, these also have air vents at the shin, calf and heel. The forefoot is covered with a specially designed mesh to provide unmatched levels of rider comfort. This fantastic boot also brags quick drying polyamide lining which is laminated with open cell foam and high density contoured padding to absorb shocks to the foot area with new dual rubber compound race sole which provides a precise feel and improved grip both on and off the bike – this exclusive sole features a structured shank reinforcement for added support to the arch area and don’t forget J&S have stores nationwide so buy with confidence off an established retailer!