Adjustable Gas Mask for Water PipesOld School Tokes The Adjustable Gas Mask for Water Pipes by GV Glass Distro is a blast from the past! With its adjustable gas mask, you can toke it the old school way. Each box includes a colored gas mask that attaches to an acrylic water pipe for the heaviest clouds. This gas mask set comes in an assortment of mixed colors per box. Perfect for parties, this gas mask water pipe will make heads turn! Got Vape introduces GV Glass Distro as our main