Advanced: Highly breathable fabric to prevent odour, dirt and more. Sizes: Choose from 26 sizes fitting Single, Small Double, Double, King or Super King beds. Mattress: Get a 30cm Wellness pocketed spring mattress! Comfort: Put comfort first with an adaptable surface due to high-density gel memory foam. Design: Ultrasound silver band side finish with grey velvet fabric and a silver edging. Features: Pocketed springs core to maintain a continuous air circulation. | Wellness Pocketed Spring Mattress - Single