1. This is a rear saddle bag specially designed for bicycles. It is made of nylon material, which is sturdy and durable, and can provide a reliable storage space for your items during cycling. 2. The capacity of this rear saddle bag is 1 liter. Although it is compact in size, it is very practical. It can easily hold small daily items such as mobile phones, keys, and energy bars, allowing you to easily access them during cycling without having to worry about where to place your items. 3. It has an exquisite design. Its universal size is suitable for most bicycles. It is easy to install and can be firmly fixed on the saddle. The interior of the rear saddle bag is lined, which helps you organize your items and keep them neatly arranged. 4. Whether you are embarking on a challenging mountain biking journey or having a relaxed daily commute, this rear saddle bag will be your considerate cycling companion. It is not only practical in appearance but also adds a unique charm to your bicycle, allowing you to show a distinctive style during cycling.