Blue Sky Alpacas Alpaca Silk Knitting YarnThis is one of Blue Sky's Best: An elegant blend of beautiful soft alpaca and lustrous silk. This yarn knits up into a fabric that has a wonderful drape - and takes advantage of the best of both fibers: the insulating and soft luxury of alpaca, with the polished sheen and elegant hand of silk. A marvelous blend of two of the best fibers on earth.