The new Tech 10 revolutionary one-piece sole structure features an ultra low profile design to minimise weight at the lower section of the boot for more precise control and increased rider endurance. The internal booty provides the ultimate in support and safety. Torsion bars control ankle and leg rotation, while still giving a range of movement. A replaceable, softer compound inner torsion bar is included to allow the rider to customize the internal ankle brace by altering the degree of ankle control to further minimise stress on the knees. The inner structure of the boot features PU protection in the heel area and ankles and an ultra thin and flexible forefoot area for increased feeling on the controls. Features: Revolutionary external structure features ultra low profile design to minimuze weight at the lower section of the boot and upper design developed for controled flexiblility, streamlined profile and superior grip against the bike. Innovative biomechanical inner bootie provides the ultimate in support and safety. Torsion bars control ankle and leg rotation, while allowing freedom of movement. Bootie structure featrues PU protection and shock absorbing padding on the heal and ankles and an ultra thin and flexible forefoot area for increased feeling of the controls. Perforated bootie is washable and replaceable. Lightweight upper combines full-grain leather with impact and abrasion resistant PU shell for unmatched levels of safety. PU guards the toes, foot, heel, ankle, calf and shin with extra hard compunds on the toe-box, heel and Achillles tendon. Innovative PU spine protects the heel, controls flex and features a hyperextension guard. Outer side of the boot features anti-torsion PU panel on the ankle for flexibility and support. Ultra comfortable and precision fit interior features new poly fabric lining with open cell foam and a schock absorbing shin pad. New and exclusive dual compound sole is seamlessly integrated to multi-density foot base structure with built-in support. Sole provides superior durability, grip, feel and a high level of structural rigidity. Advanced closure system features 3 techno-polymer and aluminum buckles for easy adjustability with a precise, secure and streamlined fit. Buckles feature memory, a quick release/locking system and a self-aligning design for easy and precise closure. 3 buckle system works in conjunction with the entire internal structure to provide excellent support and flexibility. Inner side of the boot is designed for maximum grip against the bike from top to bottom and features PU panels for heat and abrasion resistance. New form fitting PU gasket seals water out of the boot. White model features airflow ventilation system.