The Stirling Rug is charted for 50 count silk gauze with DMC colors. Two other thread options are offered - silk overdyes and silk floss. It is 471 x 471 stitches. The approximate finished size on 50 count silk gauze is 9 3/8" x 9 3/8". Purchasers will receive a link to download a PDF file with the chart, instructions and thread suggestions.