Crafters and DIY enthusiasts, listen up! This 72-piece set of black slate coasters is perfect for all your creative projects. You get 36 square and 36 round coasters, all 4x4 inches with a thickness between 0.36-0.58cm - ideal for laser engraving, etching, painting, or any custom artwork. The natural slate surface takes designs beautifully, and the smooth finish means your engravings come out crisp and clear. I've used these for personalized gifts, wedding favors, and even small business products - they always impress people. The black color is rich and consistent across all pieces, and the natural stone texture gives them that premium look without being expensive. They come with 4 non-slip soft mats to protect your tables from scratches and condensation. Cleaning is super easy - just wipe with a damp cloth and coffee stains disappear. What I love most is how versatile they are: use them as-is for that rustic natural look, or customize them for special occasions like housewarmings, Christmas gifts, or corporate events. The quality is seriously good for the price - much better than those thin, cheap coasters that break easily. If you have a laser engraver or just enjoy handmade crafts, this bulk pack gives you plenty to work with for multiple projects. Definitely a craft room essential!