- Durable materials for long rides: PU leather surface with high-density sponge delivers soft, comfortable support and a durable seating surface designed for extended use. - Oversized backrest for comfort on long distances: the wider and thicker padding provides robust back support, relieves pressure, and helps prevent discomfort during prolonged rides. - Easy to customize with adjustable backrest: backrest height is adjustable, and the backrest length can extend up to 4.5 inches to tailor fit and comfort to your riding style. - Supports posture and reduces fatigue: designed to relax the rider with back support that helps promote better posture and reduce fatigue during longer sessions. - Versatile replacement saddle for bike and trike: a replacement bicycle saddle with backrest, also suitable as a trike seat with back support. - Use scenarios: - Long-distance cycling and urban commuting where extended seating comfort matters. - Upgrading a replacement saddle on a bicycle to add back support for comfort on multi-hour rides. - Providing back support on a trike to improve comfort and reduce fatigue during extended use.