This is my 4 Ply Unisex Rib Beanie Hat knitting pattern. This hat has been designed in 4ply yarn to really define the rib pattern yet remain super light to wear. Its worked flat on 3 mm needles with any 4 ply yarn of your choice. The pattern provides full written instructions for 4 sizes XS (baby), S (child), M (teen/small adult) & L (adult). This knitting pattern is available to buy here as an immediate pdf download.