The cord is woven nylon cord around copper inside so you get a fast charge. It is Apple MFi certified and durable up to 6000 rough bends.
It works great and i just LOVE the soft pink color!
You can get your own POWERUP iphone charger below
If the link above doesn’t work copy and paste this link into your browser https://www.amazon.com/iPhone-Charger-Certified-Lightning-Charging/dp/B06XWGJ8K6/ref=sr_1_489?s=pc&ie=UTF8&qid=1494267110&sr=1-489&keywords=iphone+6+charger