Shoe Odometer - Pedometer worn on shoe - More accurate - Unobtrusive - Never gets lost - Emits no noise Better Than a Pedometer - Get Accurate Results Every Time Records: Steps, Miles, Stride Rate, Shoe Wear - Great gift for the walker or runner in your life, Battery life 5 to 6 years, Waterproof, Lightweight .05 oz, Makes no noise, Forget you have it on Stride Rate Feature is like having a personal coach, gives you feedback on every workout, helps prevent injuries, Automatically tells you when to replace your shoes, never have to keep track of shoe miles again