TREKZ AIR HEADPHONES Old Cloud X So sleep in

So sleep in

including an altimeter for elevation data

and redesigned flasks

Light weight powermesh lining for support

Mercury tends to go into an uncontrollable reverse spin every few months

TREKZ AIR HEADPHONES Old Cloud X So sleep inOpen ear headphones that are as light as air. Our open ear design, titanium frame, water resistant rating and 6 hour battery life are perfect for living life on the go. Open Air Listening : No wires. No Bulk. No Limits. Bone Conduction technology leaves ears open to ambient sounds. Lightweight + Flexible : Designed to fit your every move. Our open ear headphones feature wraparound titanium to ensure comfortable long term wear. Sweat proof : Go hard in