High-quality materials: Self-adhesive cork is made of natural cork, with a non-slip surface, good adhesion on the back, durable and not easily broken. The surface can be written: the color of the wood makes the writing feel elegant and chic. You can add a of personalized text on the surface to make your DIY cork square attractive and special. The DIY project is perfect: the cork backing is also a good decorative elements or base for potted plants. Scope of application: It can be used in offices, schools and homes to achieve heat resistance, or as a decorative gadget to make your room full of retro size:100*100*1mm Material:cork colour:Wood color Package Contents: 40 * Self adhesive Cork coaster Only the above package content, other are not included. Note: Light 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.