Sublimation Coasters Blanks Set: You receive 24 pieces of MDF Cork Back Heat fer Cup Coasters measuring approximately 3.9 x 3.9 x 0.16 inches/10 x 10 x 0.4 cm, enough quantity for your daily use and replacement. Great Quality: Sublimation square coaster blanks made from sturdy MDF with non-slip cork backing, these coasters resist deformation, falls, and are waterproof. They offer excellent insulation and clear, vivid heat fer patterns. Customised P o: Heat fer Cup Coaster allows you to choose your favourite p os, and with some simple techniques and crafts, you can get handmade crafts and decorations. Place them and add a bright scenery to your cosy home. How to Use: Peel off the protective film from the sublimation square coaster blank, then use heat fer tape to attach the image. Heat at 355-375℉/180-190℃ for 60-70 seconds,use heat sublimation paper for results. Ideal Crafts: Wood hardboard coasters are ideal for teacups, wine glasses, coffee mugs, and more. Customize with memorable p os for gifts or decorations for any occasion such as weddings, birthdays, and graduation, Christmas. Colour:White Material:MDF Package Contents: 24 * Coasters Blanks Only the above package content, other products are not included. Note: Light reflection 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.