Convenient, quiet storage in a cage. Microfleece Bag Protects contents and reduces rattle noise. Waterproof Keeps contents clean and dry. Versatile Mounting Fits all XLAB cages. Multi-storage Carrier Fits tubular tire and pit stop or tube, levers, CO2 inflator and multi-tool. Anti-launch Design Matches XLAB cage groove to prevent launching. Capacity: 750 ml. Weight: 101 grams with bag