Description Sizes & Dimensions MagniCool 12 Gel mattresses are available in standard Queen and King sizes. The mattress is 12″ thick. Materials MagniCool Gel mattresses combine one layer of Elioform or Eliosoft high density foam, topped with layers of Memoform foam and cool, breathable Magnigel. The layers are wrapped in anti-allergenic fiber, Memosoft and super soft fiber and covered in MagniCool fabric for maximum breathability.
