This set of risers includes a 6″, 9″, and 11″ round risers. Each riser is made of bamboo and makes a beautiful display.Additional Information:Material: Bamboo 3-Piece Riser Set First Riser: 6″Dia x 4″H Second Riser: 9″Dia x 5″H Third Riser: 11″Dia x 6″H Model #: RBRS3 6015674