The impulse escalate leg curl delivers a workout focused on the hamstring muscles with an adjustable leg roller lap pad and seat to adapt to different body shapes and sizes the upholstery is very durable and can be wiped clean and the pads are comfortable to help you relax when exercising the machine has been built to last and the frame is strong and solid there are hand grips on the lap pad and the 91kg 200lbs weight stack offers selectable resistance levels to suit all users