Straw needles, also known as Milliners needles are traditionally used in hat making, hence they are called Straw because in the past so many hats were made out of straw. These needles are long with round eyes and ideal when used in the art of pleating and creating fancy decorative stitching or commonly known as smocking. Milliners are sometimes used in bead work. 25-Pack Size Guide: Size 1 59mm length x 1.02mm diameterSize 3 56mm length x 0.86mm diameterSize 4 51mm length x 0.76mm diameterSize 5 51mm length x 0.76mm diameterSize 6 48mm length x 0.69mm diameterSize 7 48mm length x 0.69mm diameterSize 8 42.5mm length x 0.61mm diameterSize 9 42.5mm length x 0.61mm diameterSize 10 40.5mm length x 0.53mm diameterSize 18 (1/0) 62.5mm length x 1.09mm diameterSize 15 (4/0) 69mm length x 1.83mm diameter