Carry your gear on the bike and off with ease. This 2-in-1 waterproof bike rack bag backpack converts from a secure rear pannier to a comfortable backpack in seconds, offering 13.5L–18L of adjustable storage for commuting, errands, and everyday cycling — all while keeping your essentials dry in any weather.
Features
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Waterproof Construction for All-Weather Riding
Built with advanced seamless welding technology, this waterproof bike pannier bag features a fully fused outer shell and bonded inner lining to prevent water penetration. It effectively protects your belongings from rain, splashes, and moisture, ensuring your essentials stay dry during daily commutes or long rides.
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Convertible 2-in-1 Bike Rack Bag & Backpack
Easily switch between riding and walking with the hidden shoulder strap system. In seconds, this convertible bike rack bag transforms into a functional backpack, giving you the freedom to move comfortably off the bike without carrying extra gear.
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Expandable Roll-Top Storage (13.5L–18L)
The adjustable roll-top closure allows flexible capacity depending on your needs, expanding up to 18 liters. From tools and clothing to groceries and daily essentials, this expandable rear rack bag adapts to different riding scenarios while keeping items organized and secure.
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Secure Helmet Carry Attachment
A built-in helmet attachment buckle provides a convenient way to carry your helmet when not riding. This hands-free solution adds practicality for commuting, errands, and urban cycling transitions.
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Universal Rear Rack Compatibility
The adjustable mounting hook system fits most standard bicycle rear racks with spacing between 10–20 cm. Once installed, the rear bike rack bag stays stable without shifting or bouncing, even on rough roads. Installation and removal are quick and hassle-free.
