OYA Velvet Shampoo (sulfate-free) Infused with a luxurious blend of Sea Kelp, Green Tea, and Caffeine, this powerhouse formula awakens your scalp, energizes hair follicles, and brings your hair back to life. Packed with essential minerals, and antioxidants, OYA Velvet Shampoo deeply nourishes and strengthens every strand, leaving your hair shinier, stronger, and mor vibrant than before. (300 ml / 10.1 fl. oz.). Professional salon shampoo.