: Neutral Color: black; black and blue; black and red; black and green; black and orange; black and yellow Material: PVC+Polyurethane+PP bottom shell Product accessories: none Product size: 20*18cm Product weight: 440g Specifications: 1. One-piece molding: high-quality pu skin production, reduce friction, fit the buttocks more closely, and enhance power 2. Resilient design of the elbow: up and down cushioning and pressure relief effect, strong rebound, comfortable and safe without bumps 3. Design of shock-absorbing steel bow and safety fixing frame: Passed SGS shock test, passed 6000 kilometers test, and 180 kg load-bearing pressure test, which is more solid and has strong pressure resistance and safety. 4. Quick release design: the bicycle seat can be changed at any time, suitable for long and short distances 5. Reflective strip design: with reflective strips on the rear, it is safer to ride at night Package Included: Styles 1-6: Bicycle cushion*1 Style 7: cushion cover*1