Our wig removal glue contains glue. It can be free of harsh solvent odor, quickly remove glue, and safely clean. The way to use it is simple: 1. Put on the wig cap and shake the bottle before use. 2. Apply about 4 coats to scalp as needed. 3. Wait about 10 minutes and apply the system to your scalp. 4. Hold the hair system in place for 10 seconds. Simple to use, suitable for professional or personal use, without harsh chemicals or toxins.