Build & Fitness Adjustable Zipper Running Belt for Men and Women. Fits waist sizes from 28" - 40". Easy to adjust to your size and clip the belt around your waist. Premium YKK zipper and puller. One front compartment. Ensure the belt is snug to your body. Clip for keys on a bright yellow elastic strap for high visibility in low light situations. Suitable for all activities including running, jogging, dog walking, gym workouts, hiking, cycling, traveling, yoga and outdoor activities.