Alpinestars Tech 10 Boots The benchmark boot in motocross; the Tech 10 further advances the innovations that make it the most technical motocross boot ever conceived. From the anatomical shape, with front and rear sliding blades, to the all-new closure system featuring a light and durable buckle closure system, every component of the new Tech 10 boot has been continuously developed and tested in racing for uncompromised performance and durability. Unparalleled flex control. DCHP €? unique heel protection innovation. New inner ankle brace. Anatomical shin and calf-plates. Unique sole integration. Buckle closure system. Innovative, lightweight upper construction.