<ul><li>Product Detail of Pack of 1 Weight Lifting Arm Blaster for Biceps and Triceps, Heavy Duty Arm Biceps Workout Equipment, Isolator Gym, Muscle Builder with Adjustable Straps for Body Building: CONTOURED DESIGN: This bicep blaster supports your elbows, enabling you to keep correct posture during curls and triceps exercises which is a good helper for your lifting exercise. Our bicep blaster is made of spring steel, durable and stability.ADJUSTABLE STRAP: Come with a adjustable strap, you can easily change the strap into a suitable place to fit you needed. This design is try to make our arm blaster can be used by most fitness enthusiasts, reducing fatigue when you work out.COMFORT FIT: Comfortable padded end is try to provide a comfort support for your arm when you doing exercise. With foam neck padding, this arm blaster can effectively relieve neck pains. Trying to maximizing the strength-building during you exercise.SMOOTH SHAPE: This blaster bicep isolator come with a unique shape, this design will make our arm blaster more fit for your body. Reducing unwanted momentum when performing dumbbell curls and barbell curls. This arm blaster is also a good your friends who like lifting.</li></ul>