Elevate your hair routine with Sinko Styling Keratin Repair Serum. Our exclusive pro-Oil Complex, infused with vitamin E, delivers instant moisture, softness, and shine to medium hair textures. Not only does our serum provide UV protection and extend the life of your color, but it also offers long-lasting tangle and frizz-free results. Give your hair the nourishment it deserves with this ultra-fine mist.