The Impulse Escalate shoulder press is a quality piece of gym equipment that works the shoulder muscles & the triceps without straining them. The frame is made from solid steel & is very sturdy, built to support heavy, regular use. The seat cushioning is thick, its height is adjustable & there are multiple hand grips so you can work out in whichever position is more comfortable. The 125kg (275lbs) weight stack is covered & provides the resistance to get your muscles working.