Thio-free isoamine formula: Provides extra firm curls without aggressive chemical lift, preserving hair structure
No heat required: Enables easy, salon-quality perms at home or in professional settings
Includes pre-wraps: Simplifies application and ensures consistent curl pattern
Suitable for resistant or gray hair: Maintains curl definition and strength in challenging hair types
Protects and strengthens hair: Reduces breakage and enhances hair resilience
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
Product Form
Cream
Application Type
Rinse-out
Compatible Chemical Treatment Strength Level
Professional
Suitable for Hair Type
Normal, Gray, Thick
Target Gender
Unisex
Includes
Pre-wraps
Summarized by Shop
5.0
8 ratings
5
4
3
2
1
Very happy with my purchase
Great quality product, arrived in perfect condition and exactly as described. I’m very satisfied with my purchase and would definitely buy it again
C
Customer · August 19, 2026
Great product .
M
Michelle · July 28, 2026
The only perm that gives me long lasting, true-to-rod curls. Thank you.