The Airsprung Sleepwalk Double Sprung Rolled Mattress features an open coil sprung interior for medium support. This no turn mattress is upholstered in soft polyester and finished in a micro quilt, soft knit cover, for ultimate comfort and a peaceful nights sleep. Rolled mattress for convenience and easy handling. Allow 48 hours for the mattress to expand to its full depth. Part of the Sleepwalk collection. At Argos Home we want you to get the best nights sleep possible, so we offer a 100 night comfort promise on our mattresses. Try your new mattress for up to 100 nights and if you arent sleeping soundly, well offer you an exchange for one that suits you better. Medium feel. Open coil mattress288 springs. Knit cover withmicro quilt finish. Mattress size W135, L190, D15cm. No-turn mattress. Rotate mattress regularly. Made in the UK.