ChiaoGoo TWIST Red Lace Interchangeables 3 pairs of 5" (13 cm) needle tips US sizes 2, 3, 4, 5, 6, 7, 8, 9, 10, 10.5, 11, 13, and 15 / Metric sizes 2.75, 3.25, 3.5, 3.75, 4, 4.5, 5, 5.5, 6, 6.5, 8, 9, and 10 mm 3 S and 3 L cords to make circular sizes: 24" (60 cm), 32" (80 cm), and 40" (100 cm) One S and one L cord connector, Two S and two L end caps The ChiaoGoo TWIST interchangeable sets features the same stainless steel RED Lace needles and cords that you know and love. The needle tips feature a lifeline hole that makes adding a lifeline as simple as knitting across the row. The sets come packaged in an elegant black and white case with a red ribbon. The case is compact (6" x 8" closed) with 29 inner pockets for tips and one outside zippered pocket. ALL sets include: Two cord keys Stitch markers One needle gauge/ruler One elegant, compact fabric case for storage