The Vintage Sportline 375 MP3 Pedometer + FM Radio is a black plastic pedometer designed for both indoor and outdoor activities like running and jogging. It features an accelerometer sensor for accurate distance measurement and has a battery life of more than 7 days. This unisex adults' pedometer, made by the brand Sportline, also includes an FM radio for listening to music during workouts. With a sleek design and English language settings, this vintage piece is perfect for those looking to track their fitness progress with style.