3.5-oz (100-gram) balls of Online Beach Color sock yarn.  Each ball contains approximately 412 yards.  One ball is enough to make one average pair of socks.

This yarn is machine washable and works up into a breathable sock.  It is self-patterning with thin stripes.

45% Wool,  40% Cotton, 15% Nylon.  30 stitches= 4" on US size 1-2 knitting needles.