Perfect for restless sleepers and over-heaters, the Silentnight Cooling Gel Pillow Pad provides instant cooling comfort whenever you need it, with no pillow flipping needed! Simply pop it inside your pillowcase on top of your normal pillow, or just pop it on the top, for a cooler and more comfortable night’s sleep. Measuring at 60 x 40 cm it covers your entire pillow, so you’ll have no trouble finding a cool spot no matter which way you roll.