The Smart Energy Caddy XL is an innovative bicycle toptube bag featuring a touch screen-compatible smartphone holder and an additional 0.5-liter storage compartment. The phone holder is watertight with extra reinforcement for additional smartphone protection. It features removable straps exposing its integrated rivets, which makes it compatible with toptube mounting holes (compatible bike only, bolts not included). Constructed from durable materials and an EVA foam foundation and donned with an easy access zipper, the Smart Energy Caddy XL is the perfect organizer for adventure cyclists, gravel racers, and more.