Acting on Finger wrist, lateral pressure, wrist flexion, pull backThe Wrist grip is made of thick solid steel and covered with black electronic powder-coated painting for better protection from rust or corrosion through time.Ideal for developing your triceps, biceps, back, shoulders, abs and improving your grip strength.The compact and multi-functional design provides you with the best fitness space and ensures the flexibility of various exercises, which is very suitable for exercise at home and gym.