Great for making projects at home or on the go, this 24-piece Aluminum & Steel Crochet Hooks Set features precision-made metal hooks in a variety of sizes and colors in a zippered case to keep them organized. Includes hook sizes: Aluminum US D-K (3.25mm - 6.5mm) and Steel US 00-14 (0.75mm - 3.5mm). Comes packaged in a clam shell.