Coming in the wake of the hugely successful and iconic Tech 10 and Tech 7 the new Tech 5 is an advanced multi-material, multi-panel construction boot that further strengthens Alpinestars line-up of class-leading motocross and off-road boots. Incorporating an innovative microfiber chassis, which is extremely durable and lightweight, a medial biomechanical pivot system for excellent levels of support and stability and extended accordion flex zones, the Tech 5 affords performance fit and high levels of comfort and durability. CONSTRUCTION Upper constructed from innovative, abrasion-resistant microfiber with synthetic polymer on toe box. Main microfiber material offers high levels of water-resistance, durability and improved weight-saving. Material ensures consistent fit for long term usage and is easy to maintain and clean. Redesigned instep and Achilles accordion flex zones made from lightweight microfiber for superior comfort, control and support. Contoured advanced polymer core structure envelopes upper boot for structural integrity and abrasion resistance while allowing excellent levels of controlled flex. Anatomically profiled, high modulus polymer shin plate for superior impact and abrasion resistance. The contoured shin plate allows for greater range of fitment and features a Velcro adjustable panel for a personalized and secure closure.