Here's a clean slate to make a great first impression! The Square Slate Coaster measures 4" x 4" x 3/16", comes with feet for protecting furniture and can be customized to meet your advertising needs. Expect each piece to be its own original item, due to the natural variations that occur with this type of material. The 2 7/8" x 2 1/2" imprint area allows your design to be seen at bars, restaurants, social clubs and pubs Sets of four are available, as are round versions of this product, which will arrive in decorative onyx boxes. What a great way to get attention for your brand!