This Coaster is Made of High-quality, 100% Safe, & Non-toxic Felt. the Felt Design We Use is Durable & Can Withstand Years of Use. a Soft Coaster Can Protect Furniture From Scratches, Heat Marks, & Drips. the Waterproof Coating at the Bottom Will Help Protect Your Furniture From Moisture. Beverages That Can be Used in Kitchens, Family Rooms, & Bedrooms - Our Set of Coasters Looks Great When Paired with Any Type of Interior. So It has Good Water Absorption & Thermal Insulated Insulation. the Logo or Pattern You Want Can be Printed on the Surface to Promote Your Brand or Product. Natural Water Absorption, Waterproofing, & Anti Fouling, Absorbing Surface Moisture, Maintaining Dryness, Environmental Friendliness, & Gratitude! Minimum Quantity: 500