Roark’s waterproof wet/dry backpack for any voyage in the wettest environments. A roll top closure and PVC tarpaulin keeps your gear dry or wet gear contained. The air-mesh back panel and shoulder straps provide a light and breathable carrying experience. Rolltop Buckle Closure. Front Compression Straps. Airmesh Padded Back Panel. Ergonomic Light Weight Shoulder Straps. Waterproof Side Zip Pocket. Mesh Side Pocket. Dimensions: 14.5” X 24.5” X 14.5”. Does Not Include Roark Canteen. Volume: 27L.