Plantronics BackBeat Go 2 Wireless Hi-Fi Earbud Headphones with Charging Case - Compatible with iPhone, iPad, Android, and Other Leading Smart Devices - Black This product is not intended for active fitness engagement  like running, as this indeed can cause instability in the ear, and can fall out. The product does ship with a gel-type ear stabilizer on the ear bud  making it ideal for walking. WIRELESS EARBUDS: Bluetooth enabled cordless headphones allow you to lose the cord while providing an enhanced and immersive audio experience. LONG LASTING BATTERY LIFE: Includes a charging case which offers up to 14.5 hours of listening time with 20 minutes of charge time giving an extra hour of battery life. WATERPROOF TECHNOLOGY: Earbuds are constructed with military grade technology that features waterproof and sweatproof protection for use during intense workouts. COMPACT: Bluetooth enabled wireless earbuds easily slip into your pocket making them perfect travel headphones while still packing a full-on stereo sound. COMFORT: Multiple fit options give secure earbuds for active and all-day wearing.