Certified sports motorcycle boots designed for maximum safety and optimal comfort. Features Torsion Control System (T.C.S.) to prevent excessive torsion of the ankle joint. Includes PU shin and ankle reinforcement, a replaceable, abrasion-resistant polyurethane toe slider, and a microfiber upper. Offers side stretch fabric inserts, Air Tech breathable mesh lining, and a TPU shift pad. Fastening is secured with a side elastic zip and velcro. The reinforced polypropylene insole has differentiated thickness and an OrthoLite® footbed provides long-term cushioning and high breathability. The new Groundtrax® rubber outsole is designed for racing and street riding. The Torsion Control System® allows for physiological lateral and longitudinal movement of the ankle, preventing excessive torsion and the risk of joint fracture. Its structure includes a double-heel counter and an interchangeable polyurethane frame for ankle movement.