Airvida Chair Pro 1.4 ATA Hyperbaric ChamberThe Airvida Chair Pro is the top of the line hyperbaric chamber without the need for laying down inside of a chamber. Comfortable bring in your office chair, bean bag, folding chair, or any comortable seat. Features: Unique Curved Zipper Shape Design Durable Laser Printing, NO Paper Glued Extra Quiet Pressure Relief Valves Heat Welded: NO Toxic Glues Or Sewing 1. 1 1. 4ATA Pressure Adjustable Dual Pressure Data Display In And Out Solid base for no