[Material]-The DIY sublimation cup holder is made of Plastic material, with a heat transfer layer, the material is soft, elastic and not easy to deform. The bottom has a non-slip texture to prevent the coaster from slipping off.[DIY Craft]-These cups and coasters have blank edges, allowing you to DIY. The white surface of the coasters is sublimation. You can easily transfer pictures, family photos, collect photos, and selfies. On the surface, the pressure is 180- 190 degrees Celsius / 300-380 degrees Fahrenheit (about 180-190-190 degrees Celsius), the pressing time is 60-80 seconds.[Capacity]-This package will bring you a total of 30 sublimation blank coasters, which are enough to meet the needs of your family. Reasonably design a glass bottle or cup that suits you.[Just right design]-The pure white coaster has a smooth surface that can easily absorb dyes to make it bright; the back is black neoprene, which has anti-fouling and non-slip texture, which is not easy to slide; finger notches ensure quick removal; just right design.[Perfect Gift]-After designing your own style of coaster, you can prepare meaningful gifts for you and your family. The creative and meaningful design will impress them. You can Send useful gifts on Thanksgiving, Friendship Day, Mothers Day, Fathers Day, Christmas, Valentines Day and other occasions.Type: Hexagonsize:3.93 x 3.93inchMaterial:Plasticcolour:White + BlackPackage Contents:1 set x car coasters sublimation blanksOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.