These strong and dimensional adhesive squares come in a mix of two sizes. With 10 packs of 217 pieces each, you will be able to keep creating projects for a long time! The squares are perfect for adding dimension to cards, scrapbooks, mixed media and more. The squares are made of high-density foam that will not crush or melt when heat embossed.Details:Black10 packs (217 pieces per pack, 2,170 pieces total)Permanent double-sided adhesiveArchival safe, lignin and acid freeFoam and adhesiveContents:154 squares per pack (0.43" x 0.43" x 0.08"/11mm x 12mm x 2mm)63 squares per pack (0.25" x 0.25" x 0.08"/6.35mm x 6.35mm x 2mm)