These disposable coasters are made from 4-ply ultra-sturdy paper cardboard, ensuring that they protect your surfaces from spills and stains. Featuring a perfect blend of function and humor, these coasters are printed on both sides and measure approximately 4" x 4". This set of 6 bar mat paper coasters is perfect for entertaining guests at home or in the office. So, grab your drinks and keep your surfaces safe and stylish with these fun and practical coasters