Feature:1. The bamboo material provides strength and stability, while the polished crochet hook provides a good grip for easy handling of the yarn and knitting2. The flexible loop thread can be moved with the stitches, easily connected to the tip for no crochet knitting, to meet your diverse knitting needs3. The loop thread is sturdy, very soft, and can be flexibly used to knit children's socks or adult hats4. The loop thread can meet your needs for large or small items, you can adjust the length by yourself, which can help you complete professional weaving works5. There are different size carved on the handle which won't rub off, you can easily distinguish it and choose what you needSpecification:Item Type: Crochet HooksMaterial: Bamboo, Stainless SteelSpecifications: One SetUse: HouseholdApplication: Most People of The Right AgeModel:Approx. 3.5mm/0.13in, 4.0mm/0.15in, 4.5mm/0.17in, 5.0mm/0.19in, 5.5mm/0.21in, 6.0mm/0.23in, 7.0mm/0.27in, 8.0mm/0.31in, 9.0mm/0.35in, 10.0mm/0.39in.Package List:10 x Crochet Hooks4 x Loop Thread1 x Storage Bag1 x Tool Stickers2 x Adapters2 x P Type Needle4 x Buttons