Power Spurz by 4id is designed to be a signal of sorts, letting you to be noticed by people nearby as you walked, jogged or cycled around. It has 70 hours battery life when on steady light and 100 when blinking which is acceptable.It will keep you safe and visible through all of your outdoor training. The piece slides conveniently on to the back of your shoe and glows in a vibrant LED light. It is even weatherproof. So you don’t need to worry about snow or rain. Check out the video below.
BUY HERE: 4id PowerSpurz Lightweight Heel