1.this led light key chain is environment friendly 2.this led light key chain can be used to open the door in the night Item NO. :QSGB001-5(1) Material:PVC, EVA, TPU, PVC leather, PU leather, cotton, polyester, nylon, Microfiber, organza or mesh, canvas, satin etc.(2) Size and Color:any size and color is available. customized color and size available.(3) Design and Closure:any design with metal( ...