Features: Mini-book keychain can pop-out the miniature 3d scene. An amazing tiny finger toy for you & your kid. Using it on your backpack, card bag or keychain. Also can promote development of motor skills, hand-eye coordination for your children. Made of high-quality ABS-plastic. And easy to carry it everywhere. A cool mini keychain will attract to the children's-curiosity and will love it. Freely foldable 3D keychain, it can also improve children's-attention, imagination and creativity, relieve stress easily. Also can excerise finger flexibility. Specifications: Material:Plastic Close Size:Approx.4x5x2.6cm/1.57x1.96x1.02inch Note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thanks for your understandings. Package includes: 1x Folding Book Keychain