The Kidsaw Deluxe Sprung Mattress is a standard UK single sized 90cm x 190cm mattress. The Kidsaw Deluxe Sprung Mattress features a layer of reflex foam above the open coil springs providing a great night sleep for you or your child. The Kidsaw Deluxe Sprung Matttress is made from an anti-dust mite material and has a fully washable cover. This mattress is also free from antimony, phosphorous or arsenic fire retardant chemicals and meets British standards for Government Regulations of Ignition. This mattress is delivered vacuum packed, please allow 24-48 hours for the mattress to settle before it's first use.