Bose Sound Sport in-ear headphones deliver deep, clear sound for the music you love, with a durable design that stands up to the rigors of your day. Exclusive TriPort technology provides crisp highs and natural-sounding lows, while acoustic ports are positioned to resist sweat and weather, and hydrophobic cloth keeps moisture out. Proprietary Stay Hear tips conform to your ears' shape, so they stay comfortably in place all day long. They come in a variety of colors to match your style: Charcoal, Frost, Energy Green, Power Red or Neon Blue. They even include a matching carrying case for storage and added protection.