Herrschners® Exclusive! Set of 14 steel crochet hooks with stylish carrying case. Set contains 14 steel hooks: size 00 (2.7mm), 0 (2.55mm), 1 (2.35mm), 2 (2.2mm), 3 (2.1mm), 4 (1.75mm), 5 (1.75mm), 6 (1.6mm), 7 (1.5mm), 8 (1.4mm), 9 (1.25mm), 10 (1.15mm), 11-12 (1mm), 13-14 (0.9mm) in blue leatherette storage case (3.25" x 6.75").