The barbell bar shoulder pad can effectively improve bruising and pain caused by the pressure on the shoulders and neck during barbell squats, the high-density foam liner protects the neck and back during exercise, designed for comfort. Non-deformable, and thickened design is suitable for a variety of barbell bars, and the outer layer of non-slip composite fabric (polyester outside and diving fabric inside) wrapped is comfortable, breathable, wear-resistant and used, which can be firmly fixed by Velcro.