This diamond art tray organizer, once assembled, holds 12 diamond art trays that are also included in this set. Use the organizer and trays to sort and store your diamond art gems and tools. You can pull the individual trays out when you are working on a project where you line-up, pick-up and apply diamond art gems using the tray. Store gems for that project in the drawer underneath the tray and put it up in the organizer when you take a break from the work.Details:Includes assorted pieces6.8" x 5.8" x 3.8" (17.4cm x 14.9cm x 9.9cm) overall organizer size13 piecesIncludes instruction sheetPVC, iron, high-impact polystyrene and plasticAssembly requiredContents:1 diamond art tray organizer12 diamond art trays (4" x 2.7" x 0.7"/10.1cm x 6.8cm x 1.7cm each)