The Alpinestars Tech 5 boots are an advanced multi-material, multi-panel construction designed for motocross and off-road riding. They feature an innovative microfiber chassis that is both durable and lightweight. The boots incorporate a medial biomechanical pivot system for excellent support and stability, along with extended accordion flex zones for a performance fit and high levels of comfort and durability. These boots are constructed from innovative and lightweight microfiber material with action leather on the toe box, and feature redesigned instep and Achilles accordion flex zones.