Design Essentials STS Express Thermal Therapy Leave-In Sealant 8 oz
Step 4 is the Final Step. It is an intensely moisturizing leave-in conditioner designed to restore moisture balance to hair while providing long-lasting protection against heat styling and environmental damage.
What It Is
Step 4 is the Final Step. It is an intensely moisturizing leave-in conditioner designed to restore moisture balance to hair while providing long-lasting protection against heat styling and environmental damage. Infused with antioxidants and botanicals that work synergistically with the full STS treatment.
STS Express Smoothing and Strengthening System is an amino-acid infused smoothing and thermal therapy system that temporarily straightens and smooths frizzy, naturally curly, multi-textured, transitioning, and chemically treated hair—providing up to 12 weeks of intense smooth-ness, incredible shine, and maximum manageability.
What It Does
Benefits:
• Seals the cuticle for a soft, shiny finish
• Promotes stronger, healthier hair with anti-frizz protection and long-lasting shine
• Designed for all hair types
Key Ingredients:
• Antioxidants & Botanicals promote strong, full hair
What Else You Need to Know
Free from animal testing