The New Generation of Organic Hair Straightening. S1 Keratin, 3 step system to straighten and smooth hair without harsh chemicals. No smell, no fumes, no smoke, no formaldehyde and is dermatologically tested.
4 products
S1 Keratin System
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S1 Keratin Step 3 – Mask
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S1 Keratin Step 2 – Keratin
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S1 Keratin Step 1 – Clarify
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