1. ERGONOMIC DESIGN: The hooks are ergonomically designed for a comfortable grip, which helps prevent hand fatigue and reduces stress on your fingers and wrist. 2. 16 pieces: The hooks come in 16 pieces to meet all your needs, each hook is labeled with a number for easy identification. 3. COMPACT AND PORTABLE: The crochet needle set is compact and portable, will not take up too much space for you, easily fits into your backpack, luggage, suitcase, perfect for traveling. 4. CRAFTSMANSHIP SANDING: The aluminum crochet hooks have been made and sanded repeatedly, they will not snag or split the wire, suitable for most crochet work. 5. APPLICATION: The crochet hooks can meet your different needs for making blankets, hats, scarves, fabrics, shoes, toys, small crafts, etc., suitable for beginners and crocheters. Specification: Item Type: Hook Set Material: Aluminum, Polyurethane. Product specification: one set Size: approx. 1mm/0.04in, 1.25mm/0.05in, 1.5mm/0.06in, 1.75mm/0.07in, 2mm/0.08in, 2.25mm / 0.09 inch, 2x2.5mm / 0.1 inch, 2.75mm / 0.11 inch, 3mm / 0.12 inch, 3.5mm / 0.14 inch, 4mm / 0.16 inch, 4.5mm/0.18inch, 5mm/0.2inch, 5.5mm/0.22inch, 6mm/0.24inch Single Hook Size: Approx. 4x13.5cm / 1.58x5.3in Storage Bag Size: Approx. 19 x 15.2 cm / 7.5 x 6.0 inch Product use: household Scope of use: most people Package list: 16 times Hooks 1 x storage bag Note: Manual measurement, there may be slight errors