15 Different Sizes: The crochet hooks have 15 different diameters, including 3mm, 3.5mm, 4mm, 4.5mm, 5mm, 5.5mm, 6mm, 6.5mm, 7mm, 8mm, 9mm, 10mm, 15mm, 20mm and 25mm, giving you many options for different needs. Comfortable to Use: The surfaces of these crochet hooks are smooth and lightweight, allowing you to crochet comfortably for a long time without hurting your hands. 2 Types of Materials: Crochet hooks (diameters from 3mm to 10mm) are made of bamboo, and crochet hooks (diameters from 15mm to 25mm) are made of wood, which is sturdy and not easy to break. Wide range of applications: Suitable for beginners or experienced crocheters, can be used for many things, such as sweaters, hats, scarves, mittens and much more. Perfect gift for housewives and families. Package contents: 15 crochet hooks with 15 different diameters, practical accessories and sufficient quantity.