Deflation Ports The Parachute Deflation Port Parachute closed (yellow) Parachute open (yellow) The Pop-Top/Ultra Vent Pop-Top closed (blue) & Ultra Vent closed (yellow) Pop-Top open (blue) & Ultra Vent closed (yellow) Pop-Top closed (blue) & Ultra Vent open (yellow) Top View of Pop-Top surface (blue) & Ultra Vent surface (yellow)