Souarts 1 Set Handle Afghan Tunisian Bamboo Crochet Hooks Knit Knitting Needles Kit Single Point US Size 6-15 30cm The main maerial is bamboo The length is 30cm You will get 9 kinds of size:4.0mm 4.5mm 5.0mm 5.5mm 6.0mm 6.5mm 8.0mm 9.0mm 10.0mm Convenient to use: the surfaces of these crochet hooks are smooth and lightweight, help you proceed comfortable crocheting for a long time and will not hurt your hands Wide ranges of usage: suitable for beginners or crocheters, can be applied to kit many things, such as sweaters, hats, scarves, gloves and more, good gifts for housewives and families