RunPhones Wireless by AcousticSheep are the world's most comfortable headphones for fitness. With high-quality speakers embedded in a moisture-wicking Bluetooth headband, RunPhones Wireless put an end to uncomfortable earbuds that fall out and tangled cords. RunPhones Wireless offer superior sound quality with eco-friendly, lead-free electronics that let you sync up with any Bluetooth enabled device to stream music, podcasts, and more from up to 30 feet away. Featuring a battery life of up to 10 hours, RunPhones Wireless are high-performance Bluetooth exercise headphones specially designed with fitness lovers in mind.