Susan Bates' Sock Needle Set is a sock knitter's dream! Each package includes four 5-needle sets of double pointed needles. The needles measure 7 inches long and come in sizes 000 (1.5mm; turquoise), 00 (1.75mm; red), 0 (2mm; yellow) and 1 (2.25mm; silver green). And in lightweight aluminium, they're extra strong and speedy!