Wire wedge for extra support. Air Vents added for better air flow. Layer Of Density Memory Foam. Not vacuum packed or rolled. Fully compliant with all UK fire regulations.The item "Kayflex The Pillow Top Memory Foam Mattress 2FT'6 3FT 4FT 4FT'6 5FT" is in sale since Sunday, February 04, 2018. This item is in the category "Home, Furniture & DIY\Furniture\Beds & Mattresses\Mattresses". The seller is "chairsandbeds17" and is located in Glasgow. This item can be shipped to United Kingdom.