1 Pair of Passive Universal 3D Flip Up Clip on Glasses for Prescription Eyewear for use in Cinemas and Passive TVs and Projectors 3D Glasses Universal for TV, Projector, Cinema Polarized to reduce glare and increase picture clarity Lens Thickness 0.44 for Multiple use Polarized axis with clip on frames for spectacle wearers Perfect to allow you to watch your favorite films