Pump up your sleeping pad without getting winded, thanks to the Sea to Summit Jet Stream Pump Sack. Working on a concertina action (think accordion), it inflates your pad in a few easy strokes. Even better, it can double as a stuff sack when not in use. . Lightweight TPU base has finger loops to hold the pump to the mattress. Rolltop closure can be used as a handle to ease inflation. Multiple one-way intakes inflate pump on the upstrokeair is expelled through a center valve on the downstroke. Each stroke delivers more than a lung-full of air.
