If you suffer from hip pain or aching legs in bed heres a clever new way to sleep more comfortably the hinged design allows this cushion to support your body in 3 different ways closed it can be used by side sleepers as a knee pillow to align your lower body and take pressure off your hips and knees open its ideal for back sleepers and can be used to elevate your feet or to cradling your legs from your thighs and calves the memory foam construction moulds to your body as you move so y