"This is standard UK single bed size mattress, 3ft by 6ft3 by 8"" deep (90cm by 190cm by 20cm) approx. An ideal chioce for a more luxurious bunk bed mattress, but will suit any bed base types, including caravan, motor homes and boats. Please ensure that this is the correct size for your bed prior to ordering to avoid disappointment. This is a 100% foam product - no springs. With a 6"" base of the firmer orthopaedic Reflex foam, topped with a full 2"" layer of high density, body moulding visco-elastic memory foam, covered in a plain white zipped cover. This can be removed for spot cleaning or dry cleaning if required. Made in the UK from UK sourced foam, this mattress is hypo-allergenic, dust mite resistant and fully compliant with all relevant UK fire safety regulations for domestic use. This mattress is compressed, vacuum packed, rolled and boxed for ease of handling. Please leave in a dry, well ventilated room to air to size for 24 hours after opening and prior to use. Packaging is for transportation only. Please do not leave mattresses rolled for more than 7 days from receipt."