Logo leather coasters: Your bar's walking billboards This cup coaster is made of PU leather with a cardboard core, measuring 4" in diameter and 0.12" in thickness, featuring neat double side stitching. It is waterproof, slip resistant, and resistant to fading or deformation. Both sides are usable, suitable for home, office, bars, hotels, and events, perfect for coffee, tea, cold drinks, wine, beer, and cocktails. The single piece design is ideal for promotional campaigns, trade shows, and corporate gift customization. Silkscreen or debossed custom logo!