Applicable models: Giant ATX 830. Please check carefully whether this product is suitable for your car model before . material: The bicycle saddle is filled with sponge, making it softer, more comfortable, and more elastic. Its low elasticity and ductility ensure that the bicycle has better shock absorption when riding on bumpy roads, thus causing less damage to the body. Ergonomic design: The comfortable bicycle seat absorbs shocks and vibrations from the road, ensuring a smoother ride. The ergonomically designed bicycle saddle is narrow at the front to facilitate leg movement and wide enough at the back to support your sit bones, allowing you to ride without fatigue and enjoy your bike ride carefree. Easy installation: Package includes mounting tools, a water and dust resistant cover, a universal seat adapter, and two reflective arms, easily attaching to your bike in 1 minute. It brings convenience to any cycling enthusiast. This bike saddle, with its specially added warning stripe, improves cyclist safety during night riding. Use scenarios: Ideal for daily commuting on city streets, weekend rides on rough or bumpy roads, and night rides with enhanced visibility.