Filling your air pad just got a lot faster and easier with the new 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 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. Specs Minimum Weight: 0 lb , 2 oz / 60 g Packed Size: 7.5 x 2.0 x 0.5 in / 19 x 4.5 x 1.5 cm Dimensions: 18 x 30 in / 45 x 76 cm Shape: Rectangular Fabric: 20D PU Polyester