Giant Loop - Buckin' Roll Tank BagThe Buckin Roll is a slim, trim, minimalist tank bag designed to keep essentials close at hand while out of the way when riding the most technical singletrack. This easy to mount tank bag features fully welded construction with waterproof coated materials and provides 1. 5 liters of packable volume for carrying a smartphone, wallet, snacks, smaller tools, or an extra pair of gloves. An integrated clear smartphone pocket in the lid with electronics