ROCKBROS Top Tube Easy to Frame Accessory Road Long Smartphone Storage Cycling Bag, Bicycle, Waterproof, Install, Bag, Case, Bike, Knee-Free Design,

[High performance] Made of high quality PU leather, it is waterproof, has a hard feel, is not easily broken, and is not easily deformed. It can protect the contents. 【Easy to Install】The velcro strap holds the unit securely and allows for easy transfer from one bike to another. The velcro strap attachment works with most bikes. [Good stability] There are two fixing points on the front and frame, so the stability is better. The design matches the frame, so the bag will not hit your knees while cycling. * The new double zipper type has three fixing points. [Lightweight and Large Capacity] Compact size and sufficient capacity. Lightweight, easy to carry, will not cause extra pressure, and can hold keys, smartphones, credit cards, wallets, coins, flashlights, etc. [Size] Single zipper type: S approx. 21.5*5.5*8.5cm L approx. 23.5*6.5*10.5cm, Double zipper type: S approx. 23.5*6.5*9cm L approx. 25.5*6.5*10.5cm. Suitable for outdoor activities such as commuting, going to school, cycling, and traveling. Also makes a great gift. Description: Brand: ROCKBROS Condition: New Color: Black Size: 21.5*5.5*8.5cm/23.5*8.5*10.5cm Features: Waterproof, easy to install, large capacity