Sizes: Available in single, small double, double, king and super king. Mattress: Improve your sleep with this memory foam mattress. Hygienic: Hypo-allergenic & dust mite resistant. Support: 13.5 gauge open coil bonnell spring for extra support. Memory foam: Promotes good blood circulation and relieves pressure points. Easy to assemble: Comes rolled and vacuum packed. Tac Supreme Memory Foam Mattress | Living Social