* Waterproof TriBag that quickly mounts to the top tube of your bikefor quick, and easy access* Padded and waterproof main compartment keeps contents dry, safe,and secure* 420 & 820 Denier nylon waterproof fabric with sonically weldedseams* Top Tube diameter: 38-52mm* Head Tube diameter: 34-75mm* 65g

Model Number: TT9815B