This product has a dull finish which makes it almost invisible to see through the hairpiece.
Place a small amount of tape/adhesive/remover on an area of sensitive skin.
Put a band-aid over the tape/adhesive/remover and leave for 24 hours.
Remove the band-aid after 24 hours and check for any reaction. Also, check to make sure that the product didn't release from the skin.
If there is any redness or irritation do not use the product.
If no irritation occurred and the product was secure on the skin, you can use with confidence.