Large Capacity: With enough internal space, this bike bag can store your mobile device, charging cable, power bank, keys, card holder, energy bar, gloves, sunglasses, flashlight, bike repair kit, and so on.

Waterproof Performance: The waterproof bike bag use nylon, 3D EVA hard shell, seamless double zippers, and extra rain cover to protect your essentials during rainy days.

0.25mm TPU Sensitive Touch Screen: The touch screen of the Bike mobile phone holder bag is made of 0.25mm TPU film with high sensitivity and clarity so that GPS navigation is stress-free while riding.

High Compatibility: This bicycle bag is perfectly compatible with mobile phones under 6.5 inches, suitable for multiple-size devices of Apple, Samsung, Motorola, TCL, Google, etc.

Reasonable Design: WATERFLY bike bag has a hidden earphone hole and the sun visor cover on the top can be clearly seen through the phone screen which is great for sunny days. Three hook&loop straps installation system is easy to install and grip your bike frame securely.