Blackcurrant Comfort 4ply Wool Blackcurrant Comfort 4ply Wool Blackcurrant (1659) Comfort 4ply Wool (16 ratings) 100g Ball £3.99 Unfortunately this item is out of stock. This is a 100g ball of Comfort 4ply knitting wool by King Cole in Blackcurrant. It is 60% Supersoft Acrylic & 40% Supersoft Nylon. It comes in a range of Pastel colours, perfect for little ones. Each ball measures approx 438 metres/ 482 yards.