4-Ply Merino Blend Superwash Wool by King Cole. 

Anti-Tickle & Machine Washable, 100% Pure new wool, made from a blend of merino fibres (between 27 & 23 Micron) 3.6Nm.

On approximately 500g cones, 1800 metres or 2040 yards. 

Helpful Hints:

Knit using 1 strand on a standard gauge, or use 3.25mm needles (US-3). 36 Rows and 28 Stitches per 10x10cm tension square. Machine washable 40^oC.