Thio-free ISOamine formula: Provides gentle wave action without damaging hair or requiring conditioning additives
Compatible with all hair types: Safe for colored, fine, curly, damaged, dyed, frizzy, straight, and treated hair
Variable timing up to 20 minutes: Allows flexible processing for different hair porosities
No conditioning additives: Reduces risk of color fading and preserves hair integrity
Firm, resilient curls: Delivers long-lasting, healthy curls without harsh chemicals
Summarized by Shop
ISO's exclusive, patented, thio-free formula utilizes Isoamine, a naturally derived waving agent. Isoamine penetrates more deeply and evenly into the hair than conventional waving agents without aggressively lifting the cuticle. Since the internal structure and integrity of the hair is not disrupted, there is no need for conditioning addi
Best perms I’ve ever used! Just love them. The curls last a long time, and are always soft and Springy. Will never use any other perm.
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Anonymous · August 5, 2026
Perm solution was leaking in box. I called customer service and sent them an email also. Immediately customer service called me within a half hour and has taken care of the damaged product. Great customer service!