100% Royal Alpaca from Aslantrends if the finest alpaca fiber in the world. It is completely de-haired and ultra soft due to its 19.0 to 19.5 micron count. Each skein is 100 grams with 220 yards. On a US #6-#8 needle, this worsted weight yarn will knit at 5 stitches per inch. Hand wash or dry clean.