Avlon Affirm FiberGuard Preservo 8 fl. oz. (236 ml)

Avlon Affirm Preservo New & Improved Strengthening Serum is applied to hair just prior to chemical services to protect and condition hair during processing. This patented formula penetrates deep within the hair shaft while cuticles are open during relaxing to minimize swelling, preserve strength and restore hair's natural luster. Step 1.