Please choose your size:this is asian size,it may be smaller, it is recommended to buy a larger size. Such as,if you measure it to fit us m, it is recommended to buy asian l. Stay warm, ride longer with endurance comfort engineered for cold-weather cycling, rockbros fleece cycling pants combine thermal insulation, long-distance support, and ergonomic performance to keep you comfortable on every ride. Italian dolomiti chamois: endurance padding reduces pressure and numbness with multi-density support and shock absorption fleece-lined warmth: high-density brushed fabric locks in heat while remaining breathable and moisture-wicking stretch performance fabric: durable nylon-spandex outer with high elasticity for unrestricted movement and lasting shape ergonomic fit & seam construction: 3d anatomical cut with four-needle six-thread stitching for smooth, chafe-free comfort functional details: side pocket for essentials, reflective elements for visibility, and secure stretch waistband for all-day fit designed for 6 18 c conditions, ideal for road cycling, training, and long-distance rides in autumn and winter.