Grizzly Nylon Head Harness gyms USB port and has an

USB port and has an Energy Saver mode

protects flooring and equipment

In the included GoBarre workout DVD

it keeps workouts engaging and easy to track

flexibility and dynamic muscle training

Grizzly Nylon Head Harness gyms USB port and has anThe Grizzly Nylon Head Harness is built for neck strengthening exercises. Featuring a chain and snap clip closure, a side strap swivel for smooth back and forth motion, and a one size design, it's a straightforward tool for building neck strength. Key Features: With: chain and snap clip closure Side: strap swivel for smooth back and forth motion Used: for performing neck strengthening exercises Comes: in one size