NewEgg – Engineered on legendary Sennheiser/adidas Performance / Flexible Ear clip holding mechanism is comfortable and stable- eliminating “falling earbuds” / Energizing, high-output sound keeps you running / Secure fit in-the-ear canal fit blocks noise / DuPont Kevlar reinforced cables are ultra-durable and flexible even in cold temperatures / Sweat and water resistant construction for indoor and outdoor use during any season