[Dimensions] - 4inch in Diameter, 2.75inch bottom ring, and 0.875Inch tall. Measure your wine glass diameter to that these bamboo glass toppers fit before purchasing. [Perfect for Any Occasion] - Great for serving small foods and hors d'oeuvres while keeping your wine clean. Great at parties for both your wine and countertop! Keep your hands free and the going! [Prevent Wine Splashing] - coasters set of 4 our Beautiful Round bamboo Vertical coaster/glass toppers is expertly crafted to prevent red wine from splashing onto your tablecloth or surfaces,that help keep both your countertop and wine protected! [High-quality Bamboo] - Made from high-quality natural bamboo. Contains no harsh chemicals or dyes. Bamboo is moisture- and eco-friendly, making it an perfect choice for serving appetizers and desserts with confidence. [Easy to Maintain] - Rinse with soap and warm water and dry for repeated use. Our bamboo coasters/toppers are reusable and a much for the environment compared to wood.