HESIN Acrylic Risers 9-inch W by 6.25-inch D Three-Tier Acrylic Step Display for Decoration and Organizer (1 Pack) 9-Inch W by 6.25-Inch D Three-Tier Acrylic Step Display Made of high quality acrylic with two legs (Dia 20mm) ,assemble with screws . The top screw already inside the acrylic with lenght 15mm , easy to assemble by hand Ideal for all kinds of cosmetic , jewelry organizer A variety of different solutions makes storage and organization instant and easy.