General description Silicone Black Drink Coasters Set of 64 features a non-slip design, making them ideal for protecting your surfaces from heat damage caused by hot drinks and teapots. These coasters are perfect for use in homes, offices, or apartments and also make great gifts for friends and family. Technical specifications Material: Silicone Diameter: 10 cm (approximately 4 inches) Thickness: 0.5 cm Measurement allowed error: +/- 1-3 cm Usage Protects surfaces from heat damage Suitable for cups, bottles, and mugs Other information Package includes: 64 silicone table coasters Note: Light reflection and different displays may cause color variations