Set includes interchangeable sizes 2½ (3mm), 3 (3.25mm), 4 (3.5mm), 5 (3.75mm), 6 (4mm), 7 (4.5mm), 8 (5mm), 9 (5.5mm), 10 (6mm), 10½ (6.5mm), and 11 (8mm), 360° swivel stainless steel cables for making circulars of lengths 24"(x2), 32"(x2), and 40", 8 end caps, 4 cable keys, pair of scissors, tape measure, 2 wool needles, 10 locking stitch markers, and 10 round stitch markers all in a blue fabric case.