Waterproof Cargo bag with welded seams fits up to a 29” tube, CO2 Inflator Kit, tire levers and more Abrasion resistant bag, made from long-lasting materials Roll-top strap and buckle closure system Protects accessories from water, snow, mud, dust and sand The strap measures 58cm in length and 2.5cm in width which means riders will find no issues strapping it around most bicycle tube shapes, including eBike down tubes Made from specially selected durable materials, including webbing and strong bar tack stitching with a super-strong hook and loop fastener allows quick and easy removaland installation The grippy backing material means the loaded strap stays in place,even when riding over harsh terrains