DescriptionThese sublimation blank phone back holders are suitable for gift making. You can DIY pictures of yourself, family, friends or pets on the blank side of the phone back holder, and turn them into a meaningful cards sleeve with commemorative value.Features-Color: Black. -Material: TPU, plastic. -Size: About 8.60X5.70X0.50cm/ 3.38X2.24X0.20in. - You can DIY your favorite patterns on the sublimated blank surface. -The front of these heat transfer cards sleeves are blank and can be printed. -Sufficient in quantity and various in styles, which are enough for you to use and replace in daily life. -These cards sleeves are made of quality material, one side is sublimating surface, light and durable. -The sealing design can effectively prevent cracking, making it not easy to break or fade, and can be applied for a long time.