1. It is made of high quality aluminum, rustproof and durable. 2. With many different size needles, it is essential for knitting sweaters and scarves. 3. The needles are interchangeable, the cable can be extended using connecting tools if it is not long enough, it can meet the needs of a variety of knitting. 4. The needle tips are durable and lightweight, your hand will not feel any pain even for hours of knitting. 5. There is a PU bag in this set, it can safely store and protect your needles. Specification: Features: It is made of high quality aluminum, rust-proof and durable. With many different sized needles, it is essential for knitting sweaters and scarves. The needles are interchangeable, the cable can be extended using connecting tools if it is not long enough, it can meet the needs of a variety of knitting. The needle tips are durable and lightweight, your hand will not feel any pain even for hours of knitting. There is a PU bag in this set, it can safely store and protect your needles. Specification: Material: Aluminum Weight: about 325g/11.5oz Package: PU bag Needle size: 2.75mm/3.25mm/3.5mm/3.75mm/4mm/4 .5mm/5mm/5.5mm/6mm/7mm/8mm/9mm/10mm Cable Length: Approx. 32cm/12.6in 38cm/15in 42.5cm/16. 7inch 55cm/21.7inch Package List: 13 * Pairs of Aluminum Needles 4 * Round Plastic Threads 4 * Positioning Buttons 1 * Tool Patch 1 * Mini Wrench 1 * Extended Connection Tool 1 *PU bag Note: Please allow slight measuring deviation due to manual measurement. Please note that the new type and old type of this product will be sent randomly, and make sure you do not mind before ordering.