CoBaSi
Knitters have long been clamoring for a wool free sock yarn, and CoBaSi is the perfect option! This cotton, bamboo and silk yarn has a bit of nylon elastic to produce a wool-like stretch.
55% Cotton 16% Viscose from Bamboo 8% Silk 21% Elastic Nylon
220 yards / 50 gram skein
US 1-4 (2.5-3.5mm) needles 6.5-8 sts per inch