... blanket is a specially treated glass fiber twill, satin smooth, soft, close, and does not irritate skin. The fire blanket / fire blanket ... is a specially treated glass fiber twill, satin smooth, soft, close, and does not irritate skin. Its thickness is 0.43MM ... . insulation, high temperature.Fire blanket / fire blanket is a very soft texture of the fire apparatus, in the face of fire ...