The superior sprung mattress is ideal for cabin mid and high sleeper beds that require european mattress sizes as it maximises safety without compromising comfort it features an open sprung superior mattress with supportive foam layers and fibre fillings its finished in a soft cotton mix all over fabric for comfort features size 90 x 200 x 15 cm suitable for mid and high sleeper beds that require european mattresses 135 gauge bonnell sprint unit 18 mm foam 300gram