When you're working out, you want your earbuds to stay in so that you focus solely on your workout. The tips' unique shape creates a gentle seal in your ear, which helps improve audio performance. The extended flexible wing provides support and improved stability. SoundSport wireless headphones deliver, pairing to your Bluetooth device with ease. Sweating it out in the gym or running through the rain, these are sport earphones built to keep you going every step of the way. The acoustic ports are positioned to resist sweat and weather, and a hydrophobic cloth keeps moisture out. With performance like this, the only challenge left is your workout.