Protect the surfaces of your kitchen countertop, coffee table, or dining room table from scratches and watermarks with Spectrum's Cora Bubble Coasters. The four flexible coasters feature a unique pattern that prevents glassware from sticking while the raised edge holds condensation. Made from durable plastic with soft rubber grip edging to help keep coasters in place and offer a pop of contrasting color. Arriving in a set of four, make sure everyone's glasses are covered with the Spectrum Cora Bubble Coasters!