- Safety and Reliability: Crafted from durable, reusable PU leather and high-density memory foam, this backrest bike seat offers exceptional comfort for long rides. Its tear-resistant, abrasion-resistant, and waterproof materials ensure longevity and protection against the elements. - Enhanced Cycling Experience: The advanced shock-absorbing memory foam provides superior cushioning, effectively reducing vibrations on various terrains. This feature transforms your cycling experience, making it smoother and more enjoyable. - Ergonomic Design: Designed for comfort and support, this bike seat back provides essential waist support. Once assembled, it measures 12.99 inches in width and 11.8 inches in length, with a maximum load capacity exceeding 300 pounds, accommodating a wide range of cyclists. - Breathable Holes: The innovative hole design promotes airflow, keeping you cool and comfortable on extended rides. This thoughtful feature helps maintain the right riding position, adding to your overall comfort. - Practical Use Scenarios: Ideal for daily commuters seeking comfort on their ride to work, recreational cyclists looking to enhance their weekend outings, or long-distance bikers needing reliable support for extended journeys. This backrest bike seat is compatible with most standard bicycles, making it a versatile choice for any cyclist.