The Happy Kidz mattress provides comfort and support by using a pocket spring system. A spring system is used to provide support alongside a bouncy comfort which materials such as memory foam cannot do alone. Each spring is individually wrapped which allows them to react independently from one another. As with all Visco Therapy mattresses, this product has been designed and manufactured in the United Kingdom to provide high quality and to ensure it conforms to all British fire regulations. Pocket Springs System - Each spring is individually wrapped which means they can move independently from one another and provides your body with better support. 14cm Depth. The perfect replacement mattress for bunk beds, mid sleepers, and cabin beds. The materials used to manufacture the mattress are hypoallergenic and sanitised. Also has anti dust mite features. Great for allergy and asthma sufferers. Complete with a tape edge cover for extra comfort. Dimensions: 2FT6 Small Single - W75 x L190cm