Wool, silk, bison, mohair, alpaca, angora, bamboo fibers combined or 100 percent yarn. Some featured other fibers to produce wearability and other options for knitters and crocheters. Published November 5, 2014 at 1389 × 483 in Wool, silk, bison, mohair, alpaca, angora, bamboo fibers combined or 100 percent yarn. Some featured other fibers to produce wearability and other options for knitters and crocheters. A sampling of some of the yarns available at the Fiber Festival this year. ← Previous Next →