1. : The size of the bicycle handlebar bag is 21 x 13 x 16 cm, which provides additional storage space and is enough to store keys, glasses, smartphones, wallets, mini air pumps and other small items. Mesh pockets with wearresistant polyester fabric on both sides are ideal for electronic devices, chargers, towels, water bottles and other items. 2. Sensitive Touch Screen Operation : The bicycle handlebar bag is suitable for all types of smartphones with touch screens. The transparent housing allows sensitive operation of the screen, which is very suitable for navigation while driving. 3. Material and Size : The bicycle bag is made of highquality waterproof nylon fabric, which is durable, tearresistant, not easy to deform and break, and can keep the interior dry. 4. : the bike bag is equipped with double zippers, strong sealing, waterproof material, rainwater does not penetrate the bag, the surface is scratchresistant, not easy to deform, and can be scrubbed with a wet towel.