Alpinestars SP-X BOA Boots — EU 44, Mid-calf, Black

A sleek sport boot designed to fit under technical riding pants while offering superior walking capability and on-bike protection.

• Optimized for sport and sport-touring riders: compact, mid-height profile with premium protection and comfort on and off the bike.
• Upper constructed from Rideknit® material and knitted mesh with seamless thermo-welded panels for a streamlined fit.
• Lower features a TPU heel counter, replaceable toe slider and a Transversal Protection Frame (TPF) in the sole for high levels of impact and torsion resistance.
• All-new sole design with an asymmetric back heel promotes a natural stride and improves off-bike stability.
• Layered protection includes an integrated shin impact protector, dual-density ankle discs, TPU shift pad and reinforced toe slider.
• Comfort is enhanced by knitted flex points, a PU midsole with integrated double-cushioned heel compound and a removable OrthoLite® insock.
• Medial zip combined with the BOA speed lace system provides compact, fast and precise closure.
• Material composition: 36% Microfiber, 24% Polyurethane, 21% Polyester, 19% TPU. Lining: 61% Polyester, 28% Synthetic, 11% Microfiber.