【INTEGRATED DESIGN OF BIKE PHONE BAG AND BIKE CUP HOLDER】-TOOLITIN perfectly combines the Bike Phone Front Frame Bag and Water Bottle Holder to save space. They also can be used separately. There is a Detachable Long SHOULDER STRAP on the Water Bottle Holder, which is more convenient to use and carry.

【2.1L MORE SPACE & AMAZING COMPATIBILITY】-Our Bike Phone Frame Bag have enough internal space (2.1L) for long-term riding and can accommodate many items, such as glasses, gloves, mini flashlights, small tire pumps, repair kits, keys, wallets, etc. Perfectly compatible with Android/iPhone phones BELOW 7.5, such as iPhone 12ProMax 11ProMax / Samsung Galaxy S21Ultra Note10+.

【INSULATING & DURABLE WATER BOTTLE HOLDER】-Our Bike Water Bottle Holder Bag is made of Water-resistant Premium fabric, with a special aluminum foil inner layer, which can keep your drinks cold for a long time in hot summer and keep coffee warm in cold winter.

【WATERPROOF HIGH SENSITIVITY TOUCH SCREEN & SEALED ZIPPER】-TPU transparent touch screen case, allows you to see the screen clearly and operate your smartphone without taking it out while riding. Our bike top tube bag is made of waterproof polyester, a seamless waterproof double zipper design, which can perfectly protect your phone on rainy days.

【EASY TO INSTALL & RELEASE】-The 5 Velcro straps on the back and bottom can be adjusted as you need, so they can fit most types of bikes. Our product won’t move around even you ride on a rough road. NOTE: Pls make 5 Velcro straps grasp tightly on your bicycle frames.