Napkin Gauze Squares 12.5cm x 12.5cm UnoDent Napkin Squares are designed for mouth packing and moisture control during dental procedures. They can also be used to absorb and control minor hemorrhage if applied with pressure. Made from 100% Cotton, latex free. Box of 500 Note: that these squares are non-folded and present the cut edge of the gauze, so occasional fibers may detach.