These crochet hooks come with different colored handles to make the 10 sizes easy to identify.
10 crochet hooks:
•Size B (2.25mm)
•Size C (2.75mm)
•Size D (3.25mm)
•Size E (3.5mm)
•Size F (3.75mm)
•Size G (4.0mm)
•Size 7 (4.5mm)
•Size H (5.0mm)
•Size I (5.5mm)
•Size J (6.0mm)