Product details: Brand: ROCKBROS Product name: Bicycle frame bag Material: PU, EVA, TPU, sponge Weight: approx. 174g Fit: Tight Color: Black Capacity: approx. 1.7L Function: Sensitive touch screen: The transparent, highly sensitive TPU touch screen allows you to easily operate your phone without taking it out of the bag. The TPU size is 18 x 9 cm. Our phone cases are suitable for most smartphones. Suitable for iPhone 11 Pro Max/11/10/9/8/7/7P, Samsung Galaxy S20+/S10+/S9+, Huawei P40 Pro/P40/P30 Pro/P30, etc. Waterproof and wear-resistant: Our bicycle frame bags are made of EVA and PU carbon pattern materials, which are not only waterproof, but also wear-resistant and durable. At the same time, sealed waterproof zippers are used to better protect the items in the bag. Medium capacity: about 1.7L. The bag has a moderate capacity and is suitable for daily riding. The interior of the bicycle bag is divided into compartments to meet different storage needs. You can put your smartphone, wallet, keys, etc. in it. Safety protection: A double-layer sponge protective layer is used inside the bag to reduce damage to the mobile phone during riding. The ventilation holes can dissipate heat to prevent the phone from getting hot after long-term use. Intimate details: ROCKBROS car bag has a headphone jack for listening to music. The protective cover blocks sunlight and ensures that the screen is clearly visible. The specially designed logo embossing inside is both shock-absorbing and fashionable. The reflective LOGO on the outside of the bag makes night riding safer. The portable design can be taken anywhere.