Louis Garneau Drift R16 Rack Bag Rear rack bag. 600D fabric. Foam insulation: Isolates from hot and cold Detachable shoulder strap: Easier to carry. Multipocket: Additional storage Velcro retention system: Bag stability. Expandable mesh pocket: For multistorage and icepacks Adjustable flap with buckles at main opening to transport helmet: Additional storage in x 6in x 12.8in / 23.4 x 15.6 x 32.5 cm. Full capacity: 16 L / 976 CU Fastening system