Bike back-up bag Customizable size expandable large capacity saddle bag Waterproof bike rear rack luggage rack ideal for cycling

Short Description:

• 1. Choose the capacity: With 3 main compartments and 1 rear bag, this bag can be expanded to 25 liters and can store your essentials as needed.
• 2. High durability: Made of nylon Oxford cloth, resistant to wear, suitable for harsh weather and outdoor conditions.
• 3. [Improve safety] The reflective belt on both sides of the backpack improves visibility at night to ensure safety in the dark.
• 4. Simple installation :2 Velcro straps firmly fix the frame on the back of the bike.
• 5.[Easy to carry] With a handle and adjustable shoulder strap, this bike back-up bag can be used as a handbag or shoulder bag, perfect for daily commuting, short trips, and outings.