An effortless roll-top air pump that doubles as a stuff sack. There are multiple reasons to use an air pump instead of your lungs. Reducing condensation inside your sleeping pad will make it last longer. You might be flat-out exhausted after a long hike. Or maybe you just ate a huge burrito. This pump fits all Klymit pads equipped with a push-pull style valve. Features: - Push-Pull Valve Pump - Weight: 3.5 oz / 99 g - Dimensions: 57" x 9" / 144.8 cm x 22.9 cm - Pack Size: 4" x 2" / 5.1 cm x 10.2 cm - Capacity: 18 Liters of Air - Fabric: 20D Ripstop Nylon - Klymit Limited Lifetime Warranty