1. Bicycle saddle covers, gel bicycle seat covers, silicone bicycle saddle pads, made of silicone and sponge, breathable and soft, suitable for mountain MTB and road bikes. The 7-layer thickened seat cover - multiple layers of sponge + silicone layer, provides soothing shock absorption and unobstructed cycling. The gel seat saddle will help you get rid of the pain when cycling. Enjoy long-distance cycling. The size of the gel saddle is 28 cm * 16 cm. 2. High stability - The silicone seat pad is easy to use. It is equipped with an adjustable elastic band and a large sticker. The non-slip inner surface will provide additional stability for the bicycle. Using a silicone seat cover can improve the comfort of cycling. 3. Hollow and breathable - The upgraded bicycle saddle cover uses a deep groove layer and a hollow mesh to create a comfortable hollow tidal system without blockage. You won't feel discomfort in sensitive areas during long-distance cycling. It works best when used with a hollow seat. 4. Easy and quick to install - Thanks to the simple installation design, you can fix the seat cover in place in just a few simple steps, with just one comfortable seat pad. Please note that this bicycle seat cover cannot replace your existing bicycle seat cover. It is only used to be added to your existing seat cushion. Please confirm the seat cover size before purchasing. Thank you for purchasing high-quality products and have a nice day.