The invention discloses a mold resistant formable cork. According to the invention, aspects described herein generally relate to a material that is the reaction product of: a binder; a curing agent; and a zinc pyrithione represented by the formula: (as shown in the description) ; R1, R2, R3, R4, R5, R6, R7, and R8 is independently hydrogen, alkyl, cycloalkyl, alkoxyl, hydroxyl, aryl, or heterocyclyl, uses thereof as a heatshield material, and heatshields.