Seat cushion: it adopts one-time forming PU foaming technology, in line with ergonomics, moderate hardness, soft and comfortable.
Exercise site: The training object is the middle part of the chest. The collateral muscles involved are anterior deltoid, triceps, coracobrachialis and biceps.
Training method: Lie your back on the bench and adjust your chest to the position below the barbell. Hold the bar tightly with both hands. Turn the barbell back or forward to release it from the barbell rack. Move the barbell down, close to the chest, and then push the barbell up until your arms are fully extended. The body returns to its original state, and then repeat the action.