A compact and lightweight roll bag designed specifically for smaller road bikes and gravel bikes. It features four compartments for storing inner tubes and essential tools. The durable water repellent and stain resistant coating keeps contents dry and cleans up easily. Secure strap provides tool-free mounting to frame tube seat post or to saddle rails. 4 COMPARTMENTS Clear internal compartment divisions allow items to be placed according to recommended guidelines. *contents shown not included REFLECTIVE PRINTING Add nighttime safety COMPARTMENTS: 4  COMPATIBILITY: Fits 700 x 50c inner tubes. Topeak CO2 inflater CO2 cartridges Tyre levers and mini tools  MATERIAL: 600D Polyester water repellent and stain resistant Hypalon / Stainless steel ring  BAG ATTACHMENT: Hook and loop fastening strap  SIZE: 12.1 x 10 x 2cm  WEIGHT: 68g  ADDED FEATURE: Reflective Printing