Uncork a practical new promotional giveaway for your next marketing campaign with this cork coaster! Measuring 3.5″ in diameter and 1/8″ thick, this convenient product is constructed from natural cork material. It is durable and absorbent, perfect for protecting tabletops and desktops from cup, glass and mug rings. Customize with an imprint of your company name and logo to promote your brand on a highly visible item.