General description Get this Set of 36 Sublimation Coasters Blanks, made of high-quality MDF material with a cork backing that ensures anti-slip and water-proof properties. Each coaster measures approximately 3.9x3.9x0.16 inches, offering a perfect size to place your cups or mugs. This set provides enough quantity for your daily use and replacement, truly serving your value! Our Sublimation Square Coaster Blanks are known for their superior quality, crafted from top-grade MDF that doesn't deform easily, with excellent insulation. Plus, they have a mirror reflection effect after heat transfer, bringing out your designs vividly and clearly. Personalize your coasters with our Heat Transfer Cup Coaster set! These customized coasters don't just brighten up your home, but also turn your memories into art! Technical specifications Material: MDF Backing: Cork Size: 3.9 x 3.9 x 0.16 inches (10 x 10 cm) Package Contents: 36 Sublimation Coasters Measurement allowed error: +/- 1-3 cm Installation