Sempli Cupa-Stay Black Coasters for Glasses, Set of 4 ELEVATED FUNCTION: Cupa-Stay coasters are designed to hold Semplis spinning glasses. Each coaster has a small slit that will keep any rotating glass in place while dining. Made from a blend of wool and acrylic, they will also protect your table with elegance. Cupa-Stay coasters are great for everyday use or for dinner parties, receptions, weddings... ABOUT THE DESIGNER: This unique coaster was created by designer, Daniele Semeraro; In each design he combines his dual heritage of Italian elegance and Swedish simplicity and functionality for a modern style. PACKAGING: Includes 4 black Cupa-Stay coasters; this makes the perfect accessory present for any occasion: anniversary, Mother's Day, Father's Day, corporate gift and more! MATERIAL: Each coaster is made from a blend of wool and acrylic felt to ensure you the highest quality. PRODUCT DETAILS: Measurements: H 0.25" D 4" RECOMMENDED GLASSES: Semplis Cupa-Vino and Cupa-Rocks glasses are available for purchase! Pair the Cupa-Stay coaster with either of beautiful Sempli glasses to create an awesome present.