1. Material and durability The high-quality artificial leather or PU leather material has good wear resistance, tear resistance and elasticity, which can effectively resist wear and aging in daily use. Some products also add waterproof TPU film or high-density waterproof fabric to ensure that the seat cushion remains dry when riding in rainy days. 2. Sun protection and heat insulation function The use of high-density sun protection material or reflective aluminum foil film can effectively block ultraviolet rays, prevent the seat from overheating due to exposure to the sun, and protect the skin from ultraviolet damage. The internal insulation layer design can block heat in summer and provide a certain warmth effect in winter, ensuring that it is suitable for all seasons. 3. Waterproof and non-slip design The outer layer has been specially treated to have excellent waterproof performance, which can prevent rainwater from penetrating even in heavy rain. The bottom of the seat cushion cover is designed with non-slip stripes or shaped bone strips to ensure that the seat cushion will not shift during riding and improve safety. 4. Four-season versatility Suitable for year-round use, sun protection and heat insulation in summer, warmth and cold protection in winter, and good breathability to ensure comfortable riding. Some products add thermal insulation materials in winter, such as polyester or wool, to further improve the thermal insulation performance. 5. Installation and cleaning Easy to install, ixed straps or elastic edging design, can be quickly installed without tools. Easy to clean, can be directly rinsed with water or wiped with a damp cloth, some products also support disassembly and washing Package 1pcs*Universal seat cover