The AirPurge Dry Compression Sack features an air permeable/waterproof fabric band that purges excess air from the sack during compression. Fully taped seams and a roll-top closure provide complete water protection.
Fully Seam Taped
Waterproof Roll-Top Closure with Lightweight TPU-Coated Webbing
Air-Permeable Band Allows Evacuation of Air for More Complete Compression