Easily add 2L of storage. Fastens to the top and down tubes by adjustable Velcro straps, the ADV Frame Bag incorporates extended-width top tube strap to better keep the bag securely in place over rough terrains. Easy access to the main compartment with a waterproof zipper opening on the drive side, with a zippered mesh pocket on the non-drive side for small item storage. - Fastens to top tube and down tube - Main body (2L compartment) access via a zipper on the drive side - Mesh pocket with the zipper on the non-drive side - PU coated splash resistant 600 denier Nylon - Water-resistant polyurethane coating on all zippers - Fits up to 160mm top tube circumference and 220mm down tube circumference - Capacity: 122 cu in (2L) - Dimension: 37.5cm (L) x 4cm (W) x 15.5cm (H) - Weight: 175g