Soft Thickened Breathable Bicycle Saddle Seat Cover. Features: Conform to Hip Shape, Not Affecting Pedaling; Ergonomic Design, and Perfectly Fit for Hip; Comfortable and Air Permeable, Help Release Pressure; Built-in Drawstring , Simple to Install, and No Skidding; Specifications: Material: High Density Sponge and Polymer Product Name: 3D Soft Cycling Bicycle Silicone Bike Seat Cover Cushion Application: Outdoor Cycling Features: Comfortable, Air Permeable and Durable Size: 275 X 170 X 20mm/10.8 X 6.69 X 0.79" Net Weight: About 50g . We are an international seller, your order will be shipped from abroad so please allow the necessary time of minimum 14 working days for delivery right now depending on where you ship to, due to ongoing delays in postal deliveries globally.