Polyhydroxy curable fluoroelastomer compositions contain at least one process aid that is an aminosilicone having only a single primary amine group per polysiloxane molecule. A housing 4 is covered with a cover 3 so that a card holding part 42 is formed that has a card insertion port 41 shared by an SD card 1 and a Memory Stick card 2. The laminates herein exhibit improved results in flammability studies.