Product Information Brand: ROCKBROS Product Dimensions: Approx. 41 x 11 x 11cm (Approx. 16.15 x 4.33 x4.33 in) Weight: Approx. 363g Color: Black Material: Polyester+PU+EVA Service Type: Super 73 e-bikes or other bikes of the right size Capacity: 4.5L Closure Type: Zipper Features Attention: Please check the size of the vehicle before you buy it! Large Capacity: The frame bag has 4.5L capacity and can accommodate daily necessities such as cell phone, earphone, money clip, etc. It also has a built-in mesh pocket to rationally distribute your storage space. Extra large opening for easy access to your belongings. Waterproof: Our bike frame bag has excellent waterproof effect with PU and EVA material, which can keep your gear dry even on rainy days. The seamless double zippers are not only easy to use but also waterproof. Robust & Safe: Large reflective brand logos on both sides of the frame bag to ensure your safety when riding at night. Both sides of the bag are embossed with a 3D carbon pattern that is resistant to pressure and deformation to better protect your goods. User-friendly design: 1. Organ guardrails on the side of the bag ensure that your things do not fall off. 2. Appropriate size, does not rub against your legs while riding. 3. The side opening makes it easier to reach items. 4. The double zippers can be freely adjusted in the closed position.