Flower arranging kenzan in two pieces that link together for individual use or together depending on what shaped vase you wish to use. The round shaped kenzan is 2 3/8 inches in diameter and when linked together these kenzan are 3 3/4 inches wide. The needles on the the round side of the "moon" shaped kenzan are reinforced to keep from bending and are 1/2 inches tall. Quality made in Japan.