Wig glue is a great way to glue the wig to the scalp skin and become an invisible fit after wearing. The invisible fit can hide the fitting part well, show a natural hairline and make your hair look very real. This effect can last 2-3 weeks Wig Glue is specially formulated for people with oily skin and heavy sweating, smooth skin, no allergy, no burning feeling No matter in high temperature, high humidity, very oily skin, it will provide you the strongest retention Invisible and waterproof hair glue is white, but it will become invisible and strong bond when dry Usage:1. Apply 2 to 3 drops of glue to the scalp. 2. A few seconds until it's clear Lay down the lace and let it melt into hairine. 3. Cover after waiting ; create a invisible and natural look