Experience the world of 3D virtual reality with View-Master 3D Virtual Reality! This innovative product allows you to explore a variety of immersive 3D environments and explore the world around you in a whole new way. With the View-Master 3D Virtual Reality, you
From Wikipedia
View-Master is the trademark name of a line of special-format stereoscopes and corresponding View-Master "reels", which are thin cardboard disks containing seven stereoscopic 3-D pairs of small transparent color photographs on film. It was originally manufactured and sold by Sawyer's.