A great cleaner for scalp and hair systems.Fast acting on most tapes and soft bonds. Gentle on skin. Rinses off with soap and water. WALKER C-22 CITRUS-BASED SOLVENT Solvent For Soft Bond and Tape Residue 12 oz. Spray C-22 Citrus-Based Solvent is a fast acting, citrus-based adhesive remover and cleaner for use on scalp and hair systems. A quick and effective solvent for soft bond adhesives and tape residue that is gentle on skin and rinses off with soap and water. This C-22 is 12 ounces in a plastic bottle with trigger sprayer. Directions: Spray on adhesive area. Starts working in as little as one minute; wipe or brush off residue; Shampoo and Rinse. For lace or mesh bases and frontals, first use Lace Release to safely release system, leaving most of the residue on scalp and follow with C-22.