Chi Keratin Silk Infusion 6 ozCHI Silk Infusion is enriched with silk, wheat and soy proteins to strengthen dry, damaged hair. The CHI Silk Infusion Silk Reconstructing Complex dramatically improves elasticity, preventing future breakage while adding intense hydration that restores softness and shine. The CHI Keratin Silk Infusion is an amazing beauty product that is sulfate-free, paraben-free, and gluten-free. It helps restore dry, damaged hair with its antioxidant-rich formula without stripping hair of its natural oils. This rich leave-in treatment repairs the cuticle to reduce frizz and improve shine. CHI’s hair products also protect against heat damage, which means you can use your flat iron or curling iron without worrying about damaging your hair!