Each acrylic riser set contains 3 Risers. Size: Pieces measure (from smallest to largest): 5 3/8" x 4" x 2 1/2"H 6 3/8" x 4" x 3 1/2"H 7 1/4" x 4" x 4 1/2"H. Acrylic is 1/8" thick. Perfect for stores to display books, jewelry, figures, or any item that requires a little lift. Ideal ultra-clear risers that's perfect for adding that extra height needed to get the attention it deserves. It comes ready to use right from the package. Use these acrylic risers to add height to your displays! Displays that are varied in height are easier for your customers to follow and browse naturally. Use under a cloth or standing alone on a display table to bring attention to your displays and products. Products on the risers are NOT INCLUDED.