formulated for use as a pressure sensitive adhesive and glue for bonding hair replacement systems to skin and scalp. Our products are researched, manufactured and rigorously tested to ensure high-quality, exceptional performance and safety. INVISIBLE BONDING FOR POLY & LACE SYSTEMS – Ghost Bond XL Adhesive is safe for use on both poly and lace hair replacement systems and creates an invisible bond after application. This invisible bonding helps to hide your hairline and creates a natural look for your wig or toupee for both men and women alike.