These self-adhesive cork squares are the perfectsolution for adding an anti-slip base to your custom-made coasters. Great for both tile and ceramic coasters, the cork backing provides further stability to handmade coasters, giving them a longer use time. 80 pcs Round Cork Coaster & 50 pcs Square Self adhesive Cork coaster They are also great for a wide variety of crafting projects, as decorative elementss at dining events to a stable base for potted plants or even your mug either or at the . Simply peel back the tape on the back of the cork square to reveal the glue, then apply to the of your desk, the back of the coaster, or even to an applique or waterproof wine label. This self-adhesive cork circles is perfect for larger projects such as decorations for a wedding or reception.