This Duroflex Boltt Spring Mattress is a luxurious and comfortable choice for any bedroom. It provides zonal support with its smart grooves and copper-infusion technology, giving a comforting sleep experience. It also features a Bonnell Spring system and Anti Stress Fabric for a comfortable mattress that will last. With the Duroflex Boltt Spring Mattress, you can rest easy knowing you have a quality mattress that won't let you down.