Stone Deals Sticky Mosaic Mesh 12" x 12" (Five Sheets) 4.5 oz Stone Deals Fiberglass Mesh is strong enough for any tile or tesserae you care to use, including glass, porcelain, ceramic, stone, quartzite or cement. Material: Fiberglass Mesh which is embedded into a layer of Basecoat which reinforces the product and adds superior strength Size 12" x 12" (Five Sheets) 4.5 oz Perfect for smaller projects, Interior or Exterior use, Easy to use. Soft Flexible (sticky) mesh is great for working with mosaic tile as well as intricate mosaics