This is a very low residue tape, which is being used for almost all of the hair pieces due to its easy clean-up. This is the most widely used hair piece tape for attachment. It is more water resistant than other tapes and has a strong holding strength. It is popular for use on poly units due to easy clean up. So, if you need a low residue and easy clean up daily wear or extended wear tape made for units with polyurethane, this is the tape for you.