Sheet Size: 12inch*12inch Qty per carton: 36sheets/3.35sqm. Net Weight per carton: 24kgs Gross Weight per carton: 26kgs Carton Measure: 410mm*410mm*420mm Each sheet is labeled with ITEM NUMBER every 6pcs packed in one box, and every 6 boxes packed in one carton. There are bubble film between stained glass pieces and thick foam on six sides of box Double thick cartons as outer packing