1.Best Children educational products 2.OEM package and design 3.Passed EN71 & RoHS tests 4.Fast factory delivery time Puzzle, jigsaw puzzle, educational puzzles , puzzle lamp Product description: 1. thickness: 0.4-0.5mm, 2-4 changable pictures or 3D effect 2. Unique characteristic : Hyperstable,waterproof,longevity.3. Optional remove, reusable. (It can be reused more efficiently than others 4. ...