This is a 100g ball of Big Value Chunky by King Cole in Grey. It is 100% Premium Acrylic. Great for all your chunky hats & scarves.Big Value Chunky is a Chunky/Bulky weight yarn & size 6mm knitting are recommended but check your pattern & tension first. Each ball measures approx 152 metres / 167 yards. Big Value Chunky can be machine washed on a 40 degree wash.