Mattress: Get a SuperSoft hypoallergenic double sprung memory foam mattress. 3 options: Comes in single, double, and king. Support & comfort: Topped with advanced memory foam for comfy nights. Hypoallergenic: Keep your allergies and asthma at bay! Material: Made from Bonner coil providing strong support. Product dimensions: Single sized 90cm x 190cm x 16cm, double sized 135cm x 190cm x 16cm, and king sized 150cm x 200cm x 16cm. Hypoallergenic Memory Foam Mattress | Double | Living Social