Tree-Free Greetings NC37855 Aunty Acid 4-Pack Artful Coaster Set, Dog Stress Vibrantly printed, thick reusable non-slip coasters 4 matching coasters per set in a gift able acrylic box Made of absorbent, high quality neoprene Easy to wipe clean with a little soap and water How to handle stress like a dog if you can't eat it or play with it pee on it and walk away