Featuresr high quality polyester mesh fabric ultralight 3oz breathable and comfortable when doing exerciser reflective stripes for high visibility and enhanced safety at nightr 3 led lights on the back make the vest more visible and fashion led modes flash steady offr inner pocket to store small items such as keys money or cell phones below 55 inchr fastener tape closures on the waist for easy adjustment and fit for different body sizesr great for running jogging cycling walkin