Protect those delicate tabletop surfaces with this bold and colorful set of drink coasters. These coasters are 3.75" square inches and crafted from 20Mil thick durable acrylic material with a 1/8" thick cork backing for absorbency and to prevent sliding. Each set includes a colorful tin for storage or gift giving. Add your organizational or company emblem, logo, message or original artwork to these coasters through our signature full-color process to create a high-quality item that's sure to meet all of your advertising and promotional needs.