【Waterproof Design】Made with durable 600D polyester and TPU material, this bike frame bag is waterproof, wear-resistant, and scratch-proof for ultimate protection. 【Secure Closure】Features a waterproof zipper to effectively block rain intrusion, keeping your belongings dry in wet conditions. 【Ergonomic Fit】Lightweight materials and a slim design ensure the bag fits snugly against the bike frame without interfering with pedaling. 【Organized Storage】Main and side pocket design allows for organized storage of items, eliminating the need to frequently rummage through the bag. 【Easy Installation】Equipped with adjustable magic tapes for quick installation without the need for tools, making it convenient to attach and remove. 【Enhanced Safety】Reflective logo design reduces risks during night riding, improving visibility and safety on the road. 【Ample Capacity】With a 1.2L capacity, this bag provides sufficient space for essential items during your ride. Specifications: Material: 600D polyester + TPU Capacity: 1.2L Features: Narrow edge design, reflective logo, scratch-resistant, large opening, main/side pocket design