1. This bicycle pannier is designed specifically for mountain bikes and is an ideal accessory for cycling enthusiasts. It is made of nylon material, which is sturdy and durable, able to withstand various tests during the cycling process. 2. As a rear luggage rack bag, it has diverse functions. When installed on the rear seat of the bicycle, it can bring great convenience to cycling. Its capacity is 10 liters, and it can easily hold items such as clothes, tools, and food needed for a trip, meeting various needs during your journey. 3. The pannier is equipped with a lining, which facilitates the classification and organization of items. This can keep your items neatly arranged and easy to access. 4. In terms of design, it is beautiful and elegant. The simple design matches the bicycle perfectly. It neither affects the flexibility of cycling nor can show a unique style. Whether it's for daily cycling or long - distance travel, it will surely become a beautiful sight. We have stock of this product and can meet your cycling needs at any time. It has an authorized private brand, ensuring quality. Hurry up and equip your beloved bicycle with this practical and beautiful pannier to start an exciting cycling journey!