STS Express Max Smoothing Mousse- Step 2 Strengthening Therapy System Design Essentials® STS EXPRESS Smoothing System Max Smoothing Mousse - Step 2 is an amino-acid infused thermal therapy smoothing treatment designed to temporarily straighten and smooth... Compare Quick view
STS Express Damage Recovery Anti-Breakage Treatment- Step 2 Strengthening Therapy System Design Essentials® STS EXPRESS Smoothing System Damage Recovery Anti-Breakage Treatment - Step 2 is a thermal therapy damage repair treatment designed to strengthen, treat and repair... Compare Quick view
STS Express Thermal Leave-In Sealant-Step 3 Strengthening Therapy System Design Essentials® STS EXPRESS Smoothing System Thermal Therapy Leave-In Sealant - Step 3 is an intensely moisturizing leave-in conditioner designed to restore moisture balance to hair while... Compare Quick view
STS Express Cleansing Sulfate-Free Shampoo Step 1 - Pro Strengthening Therapy System Design Essentials® STS EXPRESS Smoothing System Cleansing Sulfate-Free Shampoo - Step 1 is a gentle cleanser that removes impurities from the hair and scalp without stripping essential oils... $23.00 Add to Cart Compare Quick view