YIXUAN Build Up Neck Strength: The Neck Exerciser is perfect to improve neck muscles and overall stability for those who need to strengthen their neck muscles, such as boxers, wrestlers, etc. Size Adjustable: The Neck Weight Lifting Harness is size adjustable, which is convenient and easy to use, providing maximum comfort to your head and neck. Dependable Materials: Made of reliable scuba fabrics and nylon materials, the Neck Harness fits snugly on your head, forehead, and chin. Besides, the side seams ensure that the metal rings won't rub your skin during high-intensity workouts. Practical Neck Training Tool: The Multifunctional Neck Strengthener Harness can be used to increase neck strength and recover from the hip lifts or other workouts that require progressive muscle buildup. Widely Applicable: The Neck Trainer is designed with on the sides of your ears and above your forehead, helping you with complicated exercises like weighted lying neck extensions. Colour: Black weight:about200g Delivery Quantity: 1 Piece