Quick view 21 Micron Undyed 4ply Hank of Merino/Nylon Sock Yarn Each hank contains 100g of undyed 4ply sock yarn spun right here at WWM! The composition of the yarn is 80% Australian Merino Wool and 20% Nylon. There is 334m of yarn per 100g. This yarn is machine washable, but has not been steamed/bulked. MSRP: Was: Now: $16.00 Add to Cart