Revolutionise your sleeping experience with this exceptional mattress topper that measures an amazing 5 deep at its centre transporting the ordinary into the sublime it adds an unrivalled softness to even the most tired mattresses enveloping your body as you sleep the topper seems to lift you above the mattress as though sleeping on air the cover is made from pure egyptian cotton percale that is silky smooth and is cassette stitched to prevent the filling from clumping it simply sits on