Large Capacity Rear Rack Bag: The ROCKBROS panniers bike bags boasts a maximum capacity of 15 liters, effortlessly accommodating all your essentials for a day of riding, including a laptop, clothes, and cycling accessories. Perfect for use as a commuting or touring bag for outdoor adventures. Fully Waterproof: Featuring a roll-top design, this bicycle panniers is highly effective at preventing water from seeping in, making it perfect for use in adverse weather conditions. Crafted from 600D polyeste , it's exceptionally durable and completely waterproof, ensuring your belongings stay dry at all times. Plus, its surface is easy to clean with just a damp cloth. Quick Installation System: Equipped with a three-point attachment system, these bike saddle bags for rear rack are easy to install and remove. Two movable buckles and a 360-degree rotatable bracket facilitate effortless mounting onto your bike's rear rack. Opening, closing, and detaching these bags from your bike are all incredibly straightforward. Humanized Design: Keep safe during night rides with reflective logos on both sides of the bike cargo bag. Interior hard support boards protect your devices, while built-in compartmentalized mesh pockets make it easy to organize and access small items. Multifunctional: Ideal for commuting, cycling tours, and travel, these rear rack bags are perfect for short trips around town, shopping, and various urban activities. Plus, they come with a shoulder strap for convenient single-shoulder carrying, enhancing their versatility for on-the-go use. Experience the convenience of their thoughtful design for yourself! Size ?One Size Brand ?ROCKBROS Material ?Polyester Vehicle Service Type ?Bicycle Pattern ?Solid Strap Type ?Adjustable Capacity ?15 Liters Closure Type ?Buckle Shell Type ?Soft Manufacturer ?ROCKBROS Model ?Bike-panniers Item Weight ?2.49 pounds Package Dimensions ?17.5 x 13 x 3.5 inches