Dry Bag – 20 Liter. Attwoods Dry Bag is produced with heavy duty materials to provide strong, durable, waterproof storage for your items both on the water and land. 20 liter (5.28 gallon) storage capacity. Safety yellow coloring for easy visibility on the water. Multiple D-rings allow waterproof cases, dry boxes, and other essentials to attach conveniently. Soft touch integrated carry handle for ease in handling. Waterproof construction. Made out of heavy duty 500 denier PVC coated mesh fabric. Integrated carry handle. 1-1/2″” adjustable shoulder strap.