Set of 8 interchangeable hooks: 3.5, 4.0, 4.5, 5.0, 5.5, 6.0, 6.5, 8.0 mm (US Sizes E-4, G-6, 7, H-8, I-9, J-10, K-10.5, L-11) with 4 Cords (1 cord each of 24" & 40" and 2 cords of 32") 1 set of connectors, 8 end caps and 4 Cord keys in Clear Vinyl Case