SUPER NECK BUILDER - Strengthen Your Neck Muscles Strengthen your neck muscles with our Super Neck Builder. This is a safe and economical way of strengthening and developing your neck muscles. Comes with a large, soft head strap and velcro adjustments. Perform side to side, front and back neck exercises. Latex tubing provides the resistance. The latex is 30" long. On the opposite end of the head harness is a snap for attaching the rubber to a secure object. One size fits all.
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