3M 5414 water soluble wave solder tape has polyvinyl alcohol backing which is water soluble and a synthetic water soluble adhesive. This tape is designed to mask gold fingers on printed circuit boards during wave soldering, no adhesive residue after removal, low static upon liner release and when taping board, humidity extremes do not affect tape properties, used to mask gold fingers on printed circuit boards during wave soldering. - No adhesive residue after removal. Low static upon liner release and when taping board. Moisture barrier packaging plus desiccant. Humidity extremes do not affect tape properties. Easy manual and machine application.