M fabrics wool is ideal for knitting sweaters, art craft, etc. Items made from this yarn may be laundered through the use of water, detergent or soap and gentle hand manipulation no bleach product may be used. Material 100 acrylic, length - 86 m 25 gm. Needle no. 9 3.75 mm or 10 3.25. Thickness - 4 ply, 1 or superfine, 1.5 mm weight 25 gm each ball. Buy sufficient. Shade may vary on second purchase. Original product colour may little vary than the item picture, due to screen difference.