Heirloom Jigsaw is back! Jigsaw was one of the original "fairisle style" sock yarns and now after many requests, Heirloom has reproduced the 8 most popular colours from their original range. Made in Italy. 75% wool/25% nylon 4 ply, machine washable - 100 gr balls 420 metres per ball. One ball will make an adults pair of socks. Needle rec - 2.75mm