Trickle Cotton/Bamboo Sock/Superfine Yarn by Sugar Bush Yarns | Buy at My Knitch
Amazon.com: FINECE Giza Cotton, 100% Mercerized Giza Cotton Yarn, Super Fino 1 Yarn for Crocheting and Knitting 2x1.76 Oz (2x50g) / 2x137 Yrds (2x125m) (2 Skeins, 1026 - Red)