Google Cardboard VR Kit - "Laser Cut" Assembled by Unofficial Cardboard(TM) Includes: 1 piece e-flute corrugated cardboard: laser cut to exact Google Cardboard VR specifications 2 Biconvex asymmetrical optical lenses: 25mm diameter, 45mm focal length 1 Ceramic disc magnet 3/4", 1 Neodymium (rare earth) super magnet 3/4" x 1/8 2 Pairs of beige Velcro 1 #32 rubber band