1. Material: The bicycle cylinder handle bag is made of strong and durable polyester PU material, compact and spacious for storing your personal items, with side storage design to increase capacity. When you are on the go, this bike rack bag can better store your belongings. 2. Compact and spacious: the size of the bicycle bag is approx. 17.5 x 18 x 18 cm and the net weight is approx. 150 g. With a capacity of 1 litre, the bicycle handlebar bag is lightweight and portable and is suitable for storing daily necessities, such as mobile phone, sunglasses, keys, mini pump, mobile phone power supply, headphones, credit cards and other daily necessities. 3. Multifunctional Bike Bag: Attach the bike bag to your bicycle handlebar and use it as a bicycle front bag. Or use it as a shoulder bag or crossbody bag with an adjustable shoulder strap. 4. With Reflective Logos: The bicycle fork bag is equipped with a highly visible, reflective that improves visibility at night. The bicycle frame bag is equipped with a hanging warning light prelight strap, so you can ride r at night.