... order or sample 4.OEM Custom Irregular Silicon 3D Keyring ProductsDescription: Product Name 3D lenticular Cards MaterialFront side: PETBack side: PVC, Paper ... , etc. Application1. Lenticular cards: Postcards, Greeting Cards, Collection Cards, Notebook, Magazine Covers, Calander Cards, Door Hangers, Business Cards, Name Cards, Member Cards, Phone Cards, Mouse pad, Cup pad ...