Features : 3-D mirascope: Parabolic mirrors create a floating holographic image that looks real, but to tap it and your fingers go right through! Create a hologram with any small object. You won't trust your eyes: It creates a hologram image that looks completely real - but you cant tap it. Place an object (like the included plastic ladybug ) inside, and mirrored optics project an image into a three dimensional floating position on top. Includes complete instructions and explanation of this amazing phenomenon. Use any small household object or the included plastic ladybug to create this illusion: Place an object (like the included plastic ladybug ) inside, and mirrored optics project an image into a three dimensional floating position on top. Occasion : The mirascope makes a great conversation piece, and is perfectly sized for a desk or table top. Recommended for ages: 8 years and up. Specification : Name: 3D optical illusion maker Material: Plastic Size: Length 15cm, height 6cm, hole diameter 4cm. Insect 3*2*1cm Weight: 170g Include: 1 x Removable Optical Illusion Maker(with a plastic ladybug ) includes: 1 x Removable Optical Illusion Maker(with a plastic ladybug )