1.3D Bicycle Seat Cover: Unique appearance and ergonomic design, the bicycle seat cushion is filled with soft elastic TPU and Lycra material, with shallow grooves and gap design for 3D airbags 2. Comfortable and breathable: The surface material is made of high-quality TPU cloth and new design, which is delicate and elastic, shockproof, not easy to deform, can be washed repeatedly, durable, can absorb moisture, dissipate heat, reduce sultry feeling and shock absorption. Great for long rides, touring, mountain bikes and peloton bikes 3. Airbag design: Using multiple air convection technology, when the airbag is squeezed, the air flows with each other, producing a "anti-gravity" effect of uniform compression, dispersing the local pressure and buffering the vertical pressure of more than 1/3 of the body to achieve the purpose of decompression 4. The stainless steel inflatable interface is used to better prevent air leakage; the back of the seat cushion adopts a velcro design, which is simple and stable to install and not easy to fall off 5. Compatibility: Compatible with most indoor and outdoor bikes, such as peloton, spinning, exercise bike, mountain bike, cycling and city bike. Please confirm the size of the bicycle seat before purchasing Use : Road BicyclesCategory : Sunproof PadShell Material : Imitation LeatherModel Number : bicycle inflatable seatMaterial: TPU+Stainless SteelWeight: 126g\147gSize: 27.5*17*4cm/10.82*6.69*1.57inch