Bug Barrier Window Vent [Vanagon]

Keep those insects out of your van and ventilate at the same time!  Terrrawagen's Bug Barrier design has multiple functions!  The only all-weather window vent that also provides shade from the sun when your sun visor doesn't. Keep your pets ventilated and secure. Super easy installation. Simply roll your window down, twist and slide in place, roll the window up. Patent pending.