Ollny LED Safety Lights for Runners, Reflective Shoes Clip Lights Gear with 2 Modes for Night Running Climbing Hiking Biking 1Pair with a Screwdriver Versatile for safety - super bright lights are visible up to a half mile, so you can easy to be seen while running, jogging, biking, hiking, or walking in the dark Run/hike/cycle in comfort and safety - the lights easily and tightly clip the heel (2.36in-3.35in in width) of your shoes via the unique U-design, flexible and high quality, rigid materials used. Wear it on for your shoes, you can even attach it to your bikes or bags Long lasting & lifetime warranty - Night running lights last for 80 hours of use. Easily to replace the CR2032 watch batteries with a small screwdriver (included) Gifts for runners - the lights are super lightweight so they won't interfere with vigorous running. It's also a good ideal as a gift for kids, friends and families 2 Modes - Press once to keep on at all times. Press twice to activate the flashing mode