Material: Aluminum oxide Size: 20*17.5*2.5 cm / 7.80"*6.83"*0.98" Color: As shown in the picture 1. Made of high-quality aluminum, it is lightweight and the needles are smooth and do not damage the thread, providing an excellent experience for your knitting projects. 2. The interchangeable needle design, with a variety of size options, meets different knitting needs and can easily cope with various complex patterns and materials. 3. The round head design reduces hand fatigue and is still comfortable for long-term use. It is an ideal choice for professional knitting enthusiasts. 4. Each set contains rich accessories, such as connecting wires, needle locks, T-keys, etc., so that you can start creating without purchasing additional tools. 5. The exquisite storage box is easy to store and carry, effectively protects the needles, and makes your desktop more tidy and organized. Package includes: Aluminum Interchangeable Circular Knitting Needle Set*1