KP PRO SOLVENT (8.0 oz Spray) is a 2-in-1 Scalp Cleanser and Sanitizer! Use it for hairpiece adhesive removal and scalp cleansing. Alcohol, oil and grease free formula: The non-flammable solvent is very gentle on the skin with a potent cleaning power. Time and Cost Effective: The solvent has excellent lifting power to remove the adhesive from the hair system. Since it is oil free, there is little to clean up after using the product.