Filmoplast tapes are some of of the most popular tapes used in conservation the world over. Wood-free, self-adhesive paper-based tapes featuring an acrylic adhesive designed to protect cellulose fibers. With the Filmoplast P tape, both the paper base and the adhesive have a pH of 8.5.Tapes can be removed using water (unlike document repair tape) or a suitable solvent. Filmoplast P is a transparent, wafer-thin tape. The rolls measure 3/4″ wide by 164 feet.