Each coaster measures about 4 by 4 inches and is a generous 3/8 of an inch thick Slip grip pads on the bottom of each coaster. Includes 4 pieces with different giraffe pictures. Colorful, cheerful and well made. The sturdy wood case holds them when not in use. If you or someone you know loves giraffes, be sure to pick up one of these thoughtful and functional coaster sets. A perfect compliment to any giraffe themed room and a great conversation piece!