Sound-Squared - Black - GMS-104 Sport Headphone Earbuds Earphones with Earphone Case - Great Value! Excellent fidelity with highly accurate, balanced sound-reproduction. Crafted aluminum alloy casings are extremely durable and your enhance listening experience Noise-isolating design is incredibly lightweight and comfortable for extended use Soft, silicone earbuds (with three sizes included) for superior fit, comfort, and noise isolation 30-Day Satisfaction Guarantee!