This Knitting Crochet Is Made of High-Quality And Durable Aluminum.Crochet Hooks Size:0.6Mm/0.75Mm/0.85Mm/0.9Mm/1.0Mm/1.1Mm/1.25Mm/1.3Mm(1.4Mm)/1.5Mm/1.6Mm/1.75Mm/1.9Mm/2.0Mm /2.5Mm / 3.0Mm / 3.5Mm / 4.0Mm / 4.5Mm / 5.0Mm / 5.5Mm / 6.0Mm/6.5Mm. Ergonomic Handles: With Ergonomic Handles. Perfect to Reduce Arthritis And Cramping In Your Hands. Wrists And Fingers. So You Can Crochet for Longer Without Discomfort.Knitting Crochet Sets Are The Perfect Gift for Knitters Or Crochet Lovers. Convenient Kit: This Crochet Kit Includes Everything You Need to Crochet. The Kit Includes 22 Crochet Hooks And Other Accessories. 100Pcs Heilwiy In total.Can Meet Your Different Knitting Needs. Convenient And Portable: This Crochet Hooks Set With Case Is Ideal for Travel. The Case Keeps All Your Knitting Supplies And Crochet Accessories Organized. Good Qality: Our Aluminum Tips Are Long And Smooth. So Yarn Will Not Slip Or Snag. Keeping Your Yarn In Place And Giving Nice Even Stitches.