A waterproof convertible backpack bike pannier for commuting and adventure. The Thule Shield Backpack 23L transitions seamlessly from bike to back, offering IPX4 waterproof protection and a padded laptop compartment. Its hardware-free design makes it comfortable to carry off the bike, whether worn as a backpack or held by the handle. Reflective detailing and an easy-access water-resistant exterior pocket keep your essentials dry and organized. Designed for Thule InLock system for seamless bike attachment. This pannier is compatible with the Thule InLock system (required for use), making it easy to attach or remove in seconds. Simply slide the bag onto the mounting frame, click it into place, and enjoy a rattle-free ride. Releasing the bag is just as simple – pull the webbing tab, and it slides right off. Works with the rack already on your bike or perfectly integrates with any generation of the Thule Tour Rack.

• Versatile carrying capacity - 23L convertible backpack that carries cargo comfortably on your bike or on your back
• Effortless attachment - For use with Thule InLock panel which attaches easily to almost any bike rack
• Waterproof protection - IPX4 waterproof rating with sealed zipper, welded seams, and durable, waterproof materials
• Comfortable carry - Hardware-free design makes it comfortable to carry off the bike, and the backpack straps stow easily in back pocket while riding and can be deployed effortlessly when needed
• Secure laptop storage - Padded compartment protects laptops up to 16"