A compact, neat roll-up with three compartments and internal organisers to keep your gear and small cycling essentials conveniently in place. The exterior combines a durable water repellent finish with a stain resistant coating to keep your belongings dry and safe while being able to easily clean. The secure strap provides tool-free mounting to frame tube, seat post or to saddle rails.Durable water repellent and stain resistant coating3 compartments and internal organisers keep gear and small items neatly in placeBag attachment: Secure strapFits inner tube sizes -26” x 1.75 - 29” x 19/2.35 and 700cFits one inner tube, Topeak CO2 inflater, CO2 cartridges, Tire leversMount: Saddle rails, underneath top tubeSize: 15 x 10.5 x 2 cm / 5.9” x 4.1” x 0.8”Weight: 91 g / 3.21 ozMaterial: Polyethylene / Engineering grade polymerColour: Black