Natural Travertine Marble Material: HAMAKAWA Round gray coasters are made of premium natural travertine. Expect natural color differences from the natural textures, and each of the 4 coasters in a set is one-of-a-kind. They’re durable, wear-resistant, and won’t deform or crack Dimensions: Φ 4'' x H 0.4'', coasters set of 4 fits most mugs, glass cups, cups and wine glasses—great for both cold and hot drinks, no frequent replacements. They are stackable for easy storage. As practical coffee table coasters and drink coasters, natural stone slows heat transfer to prevent table scalds Weighty and stable: Each 0.44 lbs for stability,stone coasters have non-slip cork bases for stability, preventing cup tipping and table scratches. Understated gray tone brings rustic warmth, fitting kitchens, offices, dining tables, and complementing modern and minimalist styles Smooth Rounded Edges & Easy Cleaning: Absorbent coasters retain natural travertine textures and pores on the surface, giving them strong water absorption. They have polished rounded edges with no burrs, carefully ground for a comfortable touch to avoid snagging delicate tablecloths, and can be simply wiped clean with a damp cloth Ideal Gift & Secure Packaging: Securely packaged for safe delivery, luxury home decor coasters make perfect gifts for housewarmings, anniversaries and gatherings. Unique marble decor with elegant design, suitable for places like living rooms, kitchens, bathrooms, bars and more, serves as thoughtful presents for those fond of tasteful home accessories Crafted from pure natural travertine, each coaster features a unique porous texture and organic patterns shaped by nature over centuries. Unlike uniform synthetic stone, travertine exhibits naturally varying pores, textures, and subtle tonal shades—making each piece truly one-of-a-kind. Elevate your tabletops with HAMAKAWA Marble Coasters—a premium set of natural stone coasters designed to merge functionality with artistry. The distinctive crevices and earthy tones of travertine bring rustic elegance to modern, minimalist, or contemporary spaces. A non-slip base provides stability, while the durable stone construction prevents chipping and cracking. Ideal for daily use with coffee, tea, or cocktails, these coasters effectively protect against condensation and heat marks. Thoughtfully packaged, they serve as a memorable housewarming gift or a practical kitchen upgrade. Give the gift of nature’s artistry—durable, sustainable, and effortlessly stylish.