1、Fixed with slide rail quick release fasteners for easy installation and retrieval. 2、HardShell EVA design, antidrop and quite expandable and stylish. 3、Universal electricscooter/bicycle bag, with three belts design for easy fixation. 4、Designed with a handle and a shoulder belt, suitable for daily commuting. 5、Multiple internal compartments for easy classification and storage of items. 6、Telescopic keychain for quick and convenient take out of keys. This bicycle bag can be mount on the front fork of the bike, and also can be a messenger bag which is convenient for Cycle lovers. Large capacity for your items. Features: Fixed with slide rail quick release fasteners for easy installation and retrieval. HardShell EVA design, antidrop and quite expandable and stylish. Universal electricscooter/bicycle bag, with three belts design for easy fixation. Designed with a handle and a shoulder belt, suitable for daily commuting. Multiple internal compartments for easy classification and storage of items. Telescopic keychain for quick and convenient take out of keys. Specifications: Capacity: 4L Color: black Material: EVA+polyester Item size: 270 * 140 * 120mm / 10.6 * 5.5 * 4.7in Package size: 290 * 140 * 130mm / 11.4 * 5.5 * 5.1in Package weight: 460g / 1.0lb Packing List: 1 * Bicycle Bag 1 * Mounting Adapter 4 * FixedStrap 4 * Threaded PlasticStrap 4 * Screws 1 * Wrench 1 * Shoulder Belt 4 * PlasticSleeve 3 * 3MSticker 1 * Bicycle Bag 1 * Mounting Adapter 4 * FixedStrap 4 * Threaded PlasticStrap 4 * Screws 1 * Wrench 1 * Shoulder Belt 4 * PlasticSleeve 3 * 3MSticker