Premium MaterialMade of quality cork with strong self adhesive sticky on the back, our cork backing sheets are durable and sturdy, are soft to touch, not easy to break. The natural softwood is textured well, which is odorless, and the surface is Anti-slip.Strong Adhesive & DurableOur self-adhesive cork square is with strong stickiness. Cork board tiles stay stuck and will last for a long time without falling down.It is durable and reusable, and has the characteristics of sound absorption, shock absorption, heat insulation and heat insulation.Easy To Use & DIY CutOur back side of the cork square is designed with self-adhesive sticker. You dont need to use glue. Simply peel off the adhesive backing paper and press the square cork board to the target surface. Our cork sheets for coasters can be easily cut into smaller pieces or any shape without chipping or breaking.Wide ApplicationOur 4x4 cork squares can be used on ceramic coasters, tile coasters, marble coasters, stainless steel coasters, wood coasters, resin coated coasters. It can be applied in office, school, home and matched most kinds of table for reaching the effect of resist the hot temperature.Package Content120 PCS x Self Adhesive Cork Squares. Each size is 4 x 4inch/(10 x 10cm), and the thickness is 2 mm. Sufficient quantity for you to use for a long time in daily life.