The large capacity: 7.48 * 3.94 * 3.94 inches, It is suitable for smartphones up to 6.9 inches (iPhone12/iPhone 12 Pro/X/XS/XR/XS Max, Samsung Galaxy S9/S8/Note 10/20, Redmi Note 9S, Redmi Note 9 Pro Max, etc.).Large internal space for mobile phone, portable power supply, wallet, repair kit, etc. Double mesh bag design to ensure that the main partition layer is large, prevent items from accidentally falling. The straps are 21cm, 43cm and 36cm in length, and you can even attach them to the E-bike.Hardened and pressure-resistant: One-piece design and 3D die-casting process make the EVA frame package tough, pressure-resistant and water-resistant. Not easy to peel off, compression resistance, not easy to deform, use for many years still maintain the original shape of the hard shell.Environment-friendly materials: Bike Frame Pack is made of 100% recyclable EVA and 100% non-hazardous TPU. We do our best to contribute to the environment by using environmentally friendly materials in our bags.TPU touch screen & sun visor: The touch screen of the frame package is made of 0.25mm TPU film for high sensitivity and clarity. When riding, you can easily touch the phone and check the map of the phone. Face ID support, easy to unlock the phone when riding.Easy to install: suitable for any bicycle with a frame. Using three magic belts, you can adjust the bike handlebars and the frame package on the top tube. The frame package fits firmly on your bike Easy to install and disassemble, do not disturb your knees or legs when riding. Tip: Before putting your phone in your bag, turn off the accidental touch protection in your phone Settings to prevent you from being unable to use your bag once you have put your phone in.