1. MULTI APPLICATIONS: Circular knitting needles are suitable for finger grip, strong and durable for a wide range of applications, suitable for knitting rugs, sweaters, hats, baby socks, scarves, etc. 2. MULTIPLE SIZES: Set of interchangeable circular knitting needles in different sizes and with clear engraving on the needle, you can easily distinguish their rubbing sizes. 3. EASY TO USE: The knitting needles have no rough edges and can be easily passed through. Whether you are a beginner or an experienced crocheter, your crochet work needs will be met. 4. GIFT OPTION: This knitting needle kit can help you complete a variety of different projects you want to work on and makes a great gift for your friends and family who love knitting. 5. COMPLETE KIT: Feel free to use different sizes of needles, connectors, thread connectors, protective covers, etc. Be sure to use the provided cable wrench to secure the end of the cable and make sure it is snug. Specification: Item Type: Circular Knitting Needles. Product Material: Bamboo, Stainless Steel, PU Leather Circular Needle Size: Approx. 3mm / 0.12inch, approx. 3.25mm / 0.13inch, approx. 3.5mm/0.14inch, approx. 3.75mm / 0.15inch, approx. 4mm / 0.16inch, approx. 4.5mm/0.18inch, approx. 5mm / 0.2inch, approx. 5.5mm / 0.22inch, approx. 6mm / 0.24inch, approx. 6.5mm / 0.26inch Adapter Length: Approx. 40cm / 15.7inch, approx. 60cm / 23.6inch, approx. 80cm / 31.5inch, approx. 100 cm / 39.4 inches Product specification: one set Product use: household, knitting, etc. Scope of application: most age-appropriate staff Package list: 20x Circular knitting needles 1 x tool sticker 2 adapters 2 x P-shaped needle 4 buttons 4 cables 1 x storage bag Note: Manual measurement, please allow some errors.