Alpinestars Tech 7 Boots - 2013 - 9/White Full grain leather with impact and abrasion resistant PU shell for unmatched levels for safety. TPU protects toes, foot, ankle and lower leg from dangerous impact. Toe box area utilizes a unique dual injection process which offers greater flexibility and comfort. Dual compound toe box for improved flexibility and increased impact protection. Brand new outsole using Tech 10 technology. TPU rubber gaiter at the top of the boot effectively seals out elements. Closure system features four aluminum buckles with memory and a quick release locking system with self aligning design for easy, precise closure. Shin plate protector is injected with high modulus PU for a high level of impact and abrasion protection. Contoured calf protector plate is injected with PU for high impact protection. Alpinestars exclusive high grip rubber double density compound outsole with replaceable sole. Inner side of the boot specifically designed with dual compound PU for improved grip. Achilles flex zones for superior comfort, control and support.