Lewis N Clark Travel Green Luggage Tag, Trees, Blue Colorful tags constructed of environmentally-friendly TPU . This rubber like material is pliable and does not crack, even in cold weather. constructed of environmentally-friendly TPU material . Phthalate-free and recyclable Durable screw-lock with rubber coated steel attachment cable. Fits a standard business card. Mesh back prevents passerby from seeing personal information. Dimensions- 4.25in x 2.5in x .25 4.25x2.5x0.25