Wear-Resistant Polyester the bike bag is made of wear-resistant polyester and has a long service life EASY TO USE The top tube is installed for easy access to the contents of the bicycle bag EASY TO CARRY Convenient to carry, the bicycle bag weighs only 122g, and it is easy to carry out of the bike Features & details Equipped with the three hook & loop straps it securely holds the top tube bike bag in place. long strap can be cut down to fit easily. easy to put on most bike. LARGE CAPACITY: This bike frame bag has enough storage to easily fit phone, keys, wallet, and more small items that you may not want falling out of your pocket. Size: 9*5.1*2 in LIGHTWEIGHT & COMPACT?This bicycle bag with the slim body design will not rub on legs or knees to ensure your good riding experience. This front frame bag is only weight 122g. Fit most of mountain,road bikes. ONE HAND ZIPPER: This bike pouch with smooth waterproof zipper, easy to open and close while riding. Nice easy access to snacks without having to stop. HUMANIZED DESIGN: 1.Wall pouches inside keep small things organized. the separate pockets inside to keep keys from rubbing on your phone. 2. High-brightness reflective strip design, safe riding Equipped with the three hook & loop straps it securely holds the top tube bike bag in place. long strap can be cut down to fit easily. easy to put on most bike. LARGE CAPACITY: This bike frame bag has enough storage to easily fit phone, keys, wallet, and more small items that you may not want falling out of your pocket. Size: 9*5.1*2 in LIGHTWEIGHT & COMPACT?This bicycle bag with the slim body design will not rub on legs or knees to ensure your good riding experience. This front frame bag is only weight 122g. Fit most of mountain,road bikes. ONE HAND ZIPPER: This bike pouch with smooth waterproof zipper, easy to open and close while riding. Nice easy access to snacks without having to stop. HUMANIZED DESIGN: 1.Wall pouches inside keep small things organized. the separate pockets inside to keep keys from rubbing on your phone. 2. High-brightness reflective strip design, safe riding