inkAID Clear Gloss inkAID Clear Gloss Precoat can be applied to any paper or porous substrate that can go through your printer. It is especially useful where you want to preserve the color, pattern, or image on the surface of the substrate. It is not recommended for application to non-porous substrates (metals, films, etc.). For these substrates use inkAID Clear Gloss Type II. **Can not send in winter to areas subject to freezing. It can not be subjected to any temperature below 32 degrees F.**