Sign up. And get some seriously fun emails sent to your inbox. OZ.) Infused with Hydrolyzed Keratin to reduce frizz, this shampoo gently cleanses leaving even the most unruly hair soft and revitalized with incredible shine. Give damaged, over-processed hair a miracle makeover with Hask Keratin Protein Smoothing Shampoo. HANG WITH HASK! Smoothing Shampoo; Smoothing Conditioner; 5-In-1 Leave-In Spray; Smoothing Deep Conditioner; Smoothing Hair Oil; Flash Blow-Dry Spray; FREE OF: sulfates, parabens, phthalates, gluten & aluminum starch. Login Get … Smoothing. Keratin Protein. Ideal for frizzy, dry or color-treated hair. ... “Find the full list of ingredients of Hask Keratin Protein Smoothing Shampoo here! Read what notable effects these ingredients have with Skincarisma” What's new. Leave this field empty if you're human: “Find the full list of ingredients of Hask Keratin Protein Smoothing Shampoo here! Infused with keratin to help reduce frizz, this shampoo leaves unruly hair feeling smooth and revitalized with incredible shine. 355 ml ℮ (12 US FL. Give damaged, over-processed hair a makeover with HASK Keratin Protein Smoothing Shampoo.