Our X-Ray Specs Lenses Are The World'S Funniest Practical Joke! They Are Just Like The Ones You Remember From Childhood-For Over Forty Years These Mesmerizing Specs Have Amazed Millions All Over The World. With This Famous, Blushingly Funny Illusion, See The Bones In Your Hand Or Start A Riot At The Office Pretending You Can See Through Clothing. Look At Any Bright Point Of Light Such As City Streetlights, Holiday Lights, Or Candles And See The Words "X-Ray" Magically Appears. Take X-Ray Specs To Parties, Get-Togethers, And Hospitals. X-Ray Specs Are A Great Novelty.