Abstract: A support cushion includes a tub defining a well and a plurality of foam arches positioned in the well. Each foam arch includes an upper curved portion, and each foam arch is positioned in the well such that each upper curved portion is opposite a bottom panel of the tub. A body supporting layer having a first surface and a second surface opposite the first surface is positioned over the well and atop the plurality of flexible foam arches.

Abstract: The methods and structures disclosed herein may be used to make sleep products having foam substrates and gel layers such as mattresses, mattress toppers and pillows. The gel layers may have cooling properties and may include phase change materials. The foam substrates may also be treated with phase change materials.