Features1Waterproof bag, suitable for all kinds of weather and snorkeling, detachable, easy to carry. The zipper opening is easy to use and there is a light clip (tail light) on the outside. 2This compact version with zipper mouth allows the rider to carry the items you need while riding the bike. Store keys, phones, snacks, small portable devices, small cameras, wallets and more. 3The hook and loop can be adjusted according to different bicycle structures to fix the bicycle bag under the seat cushion. 4Easy to install and disassemble, suitable for most bicycles. 5Made of high quality PVC Material for durable and long lasting.Specification Item Type: Bike Saddle BagMaterial: PVCColor: As Pictures Shown Product Size: Approx. 23x10x8.5cm/9.1x3.9x3.3inchWeight: Approx. 198g/7ozPackage List1 x Bike Saddle Bag