Matrix Sleek Look Smoothing Conditioner 33.8 oz - is the second step on you way to perfectly straight and sleek hair. Use after Matrix Sleek.look Smoothing Shampoo. Sleek.look Smoothing Conditioner moisturizes dry, coarse or frizzy hair and prepares it for a smooth, sleek, straight blow dry. Smoothing Conditioner covers each strand with a humidity barrier and seals the hair cuticle to protect against frizziness and allows manageability to continue styling your hair. Sleek.look Smoothing Conditioner can also be used as a protector before swimming. Simply smooth a small amount of conditioner through you hair to protect against the harsh effects of salt, chlorine and other chemicals.