I'm selling this because I bought it but never used it. Shimano SHIMANO Waterproof Seat Cover CO-011I Makes riding with wet clothes comfortable Color: Black Size: 112.5 x 67.5cm, when stored: 12.5 x 32cm Material: Surface: 100% nylon + PU waterproof and breathable processing, Back: 100% nylon + water-repellent processing You can ride with it dirty or wet. A convenient seat with waterproof processing. Can be stored compactly while attached to the headrest.