This 27CM hybrid box top mattress combines memory foam multiple layers of premium foam and an individual pocketed innerspring support system it delivers targeted support for every part of your body evenly distributes weight from head to toe maintains a balanced spine and relieves pressure offering you and your family better protection for a sweet nights sleep crafted with breathable knitted fabric and luxury multilayer foam it promotes air circulation effectively regulates mattress temperature and ensures a dry comfortable sleeping environ-ment all night long built with high-quality pocketed coils and slow-rebound foam it absorbs noise and vibration from turning over letting you sleep peacefully without disturbing your companion thickened edge coils provide strong support so you never worry about falling off certified to UK fire-safety standards with a fire-resistant polyester barrier its made from high-quality nonn-toxic materials free of harmful chemicals and ecco-friendly ensuring safety for everyone delivered compressed rolled and packed in a box for easy transport to your room simply unroll it and wait 48-72 hours for full expansion and any potential odors to dissipate. Dprodo Medium Firm Hybrid Mattress 27CM Memory Foam & Pocket Springs in White Size: Single