Features: The needles are smooth, suitable for heavy or thin line. Unique retro birds style crochet hook for weaving use. The handle is made of wholly new material,it is very safe and gentle to your hands. Complete specification,8 different sizes of needles to satisfy all your needs. This ergonomic soft crochet hook makes you crochet for hours without fatigue, feeling pain or cramping on hands or thumbs. You can use this tool set knit the product as you like. Specification: Material: Aluminum Color: Red Package: PVC Quantity: 8 PCS Weight: Approx.178g/6.3oz 8 Sizes: Enchantress 2.5mm/0.1inch Butterfly 3mm/0.1in Phoenix 3.5mm/0.12in Crane 4mm/0.16in Swan 4.5mm/0.18in Hibiscus 5mm/0.2in Dragon 5.5mm/0.22in Peach blossom 6mm/0.24in Package List: 8 * Hooks Note: Please allow 1-2 mm error due to manual measurement. There are many sizes of crochet hook, this one is ordinary and suitable for most knitting yarn. Please choose the hooks according to your yarn size.