Manufactured from superior grade stainless steel for a smooth knitting surface. Inspirational words on each needle tip, to enhance knitting pleasure and peace. Perfect needle tips for fine fibre knitting work For use with any of the Knit Pro cables but the must use one is the smooth cables with swivel mechanism for no-twist glide AVAILABLE SIZE RANGE: MM: 3.00, 3.25, 3.50, 3.75, 4.00, 4.50, 5.00, 5.50, 6.00, 6.50, 7.00, 8.00, 9.00, 10.00, 12.00