• 【Large Capacity】Expandable volume from 10L to 27L, perfect for storing all your riding gear and accessories on long-distance rides.
• 【Waterproof Protection】Constructed with durable Oxford cloth and includes a rain cover, ensuring your belongings stay dry in harsh weather conditions.
• 【Versatile Functionality】Designed as a rear rack pack, this bag serves as a tail bag and rainproof back seat camel bag, catering to various cycling needs.
• 【Easy Installation】Functional design allows for quick and easy attachment to most bicycle rear racks, making it an essential accessory for any cyclist.
• 【Ideal for All Cyclists】Whether you're a mountain biker or a long-distance rider, this versatile bag meets the needs of various cycling styles.

Specifications:

• Item: Bike Rear Rack Bag
• Dimensions: 32 x 28 x 17 cm
• Volume: 10-27 L (Expandable)
• Material: Oxford cloth
• Compatibility: Fits most bicycle rear racks