70 Degrees SD-BT2 high-cuff hiking boots are made of nylon and finished with PU leather. These boots are designed for the discerning motorcyclist who rides on both highways and in the city. CE-approved SD-BT2 boots feature reinforced shin, heel, and toe areas, as well as ankle protectors, and wear-resistant flex points for optimal protection. They also have reflective details on the back and sides to improve rider visibility. The footwear is suitable for both men and women.