KT Foam Board is a new type of material made of PS granules that are foamed to produce a board core and laminated on the surface. The board is stiff, light, not easy to deteriorate, easy to process, and can be screen printed, painted, laminated with adhesive backing and spray painted directly on the board, which is widely used in modeling, advertising and promotion, architectural decoration, cultural arts and packaging.

Foam core or Foam board is a lightweight, and easily cut material used for mounting of photographic prints, as backing in picture framing, 3D design, model making and in painting. It is also in a material category referred to as "Paper-faced Foam Board".