-Handcrafted in limited quantity. This aesthetic design makes them look gorgeous & unique under your cups and is handy for any occasion. -Can be used as a drink coaster, jewelry display & photography props… -Perfect to use under your mug, teacup, glasses to help prevent scratches or rings from liquids. Our thick, durable, and long-lasting coasters would not be damaged even after repeated use. -You should make sure that you never put it in a dishwasher or soak it in water. Simply clean them by using a soft cloth and then use a dry cloth and let them dry in the shade. MEASUREMENT: 3 5/8in x 3 5/8in x 0.5in MATERIALS: We use high-quality glass tiles that can handle high temperatures well, so you can definitely place a cup of hot beverage on.