Filling your air bed just got a lot faster and easier with the new Nemo Vortex™ high-capacity pump sack.This smartly designed pump sack features a massive chamber that fills with ease, a stay-open collar for hassle-free inflation, and durable ultralight PU polyester that rolls up without adding bulk. Vortex™ fills a regular air pad completely with 2-3 fills and greatly reduces the amount of moisture that enters the pad. Features and Specifications Large-capacity chamber fills easily with a light breath. Reinforced stay-open collar folds over to lock in air for quick transfer to your pad. Seamlessly connects to Laylow™ multi-valve for precise and rapid inflation. Durable 20D fabric is laminated and embossed with welded seams to enhance strength. Rolls up to the size of a Sharpie® marker. Protected by the NEMO Lifetime Warranty. 57 grams Nemo Vortex Pump Sack