Features: ThetagisAsiansize,pleasechoosethecorrectsizeaccordingtothesizechart. Size is optional: M(ASIA),S(EU)=Waist 24.4 / L(ASIA),M(EU)=Waist 25.9 / XL(ASIA),L(EU)=Waist 27.5 / XXL(ASIA),XL(EU)=Waist 29.1 / 3XL(ASIA),XXL(EU)=Waist 30.7. Made of polyester and spandex, soft and breathable,with lock temperature function. Anti slip silicone design at the cuff of trousers to prevent trousers from moving upward during cycling. Smooth zipper design at the both side of pants, can enlarge the foot mouth, easy to wear and take off. 3D design, sewn specially at the knees of pants with high elasticity, rapid perspiration features. Silicone padded cushion with good breathability and comfort. Reflective strip at the side of pants to ensure night riding safety. Interior fleece design, windproof and warm. Perfect for riding, cycling and cross country race etc.