Features: Pure copper core: Make it very strong and won't broken after pulling, durable and non-perishable. Fashion design: The skin is made of soft and smooth PVC material of high quality. Eight wires twists make it looks energetic and young. With mic: Microphone is arranged. Earphone is designed for one step. With the ear hanging design: Make it wears very comfortable and not easy to tangle. For DIY: It is ideal for metal or plastic headphones. Specifications: Cable Diameter: 2.5mm(main) 1.7mm(subordinate) Total length: about 130cm (5CM) Interface: 3.5mm, Type-C (Optional) Color: gray Material: PVC/pure copper/solder plating Package Size: Approx. 10* 10* 1 cm / 3.9 * 3.9 * 0.39in Package Weight: Approx. 15g / 0.52oz Package List: 1*Earphone Cable