Comfortable and Breathable-The Bike Saddle Seat features a hollow and breathable design that reduces pressure on sensitive areas and provides excellent ventilation to keep you comfortable during long rides. Universal Compatibility-The Bike Seat is designed to be compatible with all types of bikes, including mountain bikes, road bikes, and city bikes. It comes with a universal mount that makes installation quick and easy. Durable and Waterproof-Constructed from high-quality, waterproof materials, the Bike Seat is built to withstand even the toughest weather conditions. It is also designed to be abrasion-resistant and long-lasting. Ergonomic Design-The Bike Saddle Seat is designed with an ergonomic shape that conforms to your body, providing a comfortable and supportive riding experience. It is also adjustable, allowing you to find the perfect fit for your body and riding style. Shock-Absorbing-The Bike Seat features a shock-absorbing design that reduces the impact of bumps and uneven terrain, providing a smoother and more comfortable ride. It also helps to reduce muscle fatigue and strain during long rides. Specification: shock absorption ball type; Spring type Weight: 670g shock-absorbing ball; 700g spring Material: Leather + Thickened Sponge Color: Black Red/Black Blue Quantity: 1 pcs Characteristics: New type of wind channel, thickened high elastic sponge, narrow front, soft and comfortable; tail added reflective strip, highlighted reflective light, night riding more than one point guarantee.