Create your own custom coasters! Set of 4 glass coasters, each 3-1/2" x 3-1/2" x 3/8", in an elegant black wood holder that looks great everywhere. Easy to add your own 1-1/2" x 2" photos. All coasters with rubber bumpers to protect furniture. Overall set size is 4-3/8" x 4-3/8" x 2-3/4". Boxed.