Alpinestars SP-X BOA Boots

The Alpinestars SP-X BOA Boots are a sleek sport boot designed to fit under tech riding pants and provide superior walking capability. Optimized for the sport and sport touring rider, the SP-X BOA Boots are compact, mid-height boots with premium levels of protection and comfort on and off the bike. The SP-X BOA Boots are perfect for those sport riders looking for coverage and protection but without the full race boot, and an over the pant look.

• Upper is made from a combination of Rideknit material and knitted mesh, plus seamless thermo-welded parts
• Front bellow made in Lycra co-injected with soft TPU (Thermoplastic Polyurethane) for enhanced comfort and durability
• Lower features a TPU heel counter, toe slider, and the Alpinestars Transversal Protection Frame (TPF) on the sole, allowing for high levels of protection against impacts and any bending or twisting
• Integrated shin impact protector, dual density ankle discs, plus TPU shift pad and toe slider reinforcement
• Dual heel cushion pads
• Knitted areas on the front and back flex points offer great freedom of movement, while the PU (Polyurethane) midsole with integrated double cushioned heel compound and removable OrthoLite insock, provide great walking comfort
• In and out is facilitated by a medial zip combined with the BOA speed lace system for compact and precise closure
• Sole features an all new design with an asymmetric back heel to facilitate the rider's natural stride and promote off bike stability
• Removable anatomic EVA (Ethylene Vinyl Acetate) footbed with Lycra lining
• C.E. certified to EN 13634:2017 safety standards