Large & Sensitive Touch Screen - The bike frame bag with large high sensitive TPU flim let you see your activity when using Strava and map while riding. Fits for Apple iPhone 5S SE 6S 7 8 Plus X XS Max,Samsung S9 S8 S7,Pixel 3,Huawei,Sony,LG smartphone below 6.5 inch (Touch ID can't use directly). Waterproof and Durable - The bike pouch is made of lightweight carbon fiber with sealed double zippers closure,which ensures the water doesn't flow into the bag.The sun visor and flashing board is great use for rainy or sunny day. Please don't immerse it in water. Humanization Designer - The bike phone holder handlebar has earphone port on the bottom for you to enjoy music,answer the phone or charging flashlight while riding or heat release. Reasonable size lets it never rub against your knee.Reflective tapes on both sides to keep you safety at night.Dual soft rubber zipper pulls make it convenient to open & close. Easy to Install & Quick Release - The bicycle phone mount has 3 velcro straps make it steady no matter when you ride on bumpy or rocky road.1 velcro commuter strap on the front + 1 longer velcro commuter strap on the upper bottom( the long velcro strap can fixed the bag on the head tube firmly) + 1 vercro commuter strap on the lower bottom. Suitable for both road bike and mountain bike. Big Capacity for Storage - The bike accessories has enough inside room for long riding, holds a lot of stuff i.e cellphone, power bank, energy gel, small tire pump, repair kits, keys, wallet etc.