REDKEN Redken BLONDE IQ™ Pro-Oxide Oil Developer 30V – Professional High-Lift Hair Developer 33.8 oz. Redken BLONDE IQ™ Pro-Oxide Oil Developer 30V – Professional High-Lift Hair Developer 33.8 oz. Achieve maximum lift and precise neutralisation with Blonde IQ™ Pro-Oxide Oil Developer 30V, engineered exclusively to work with... $15.99 Add to Wish list Compare Add to Cart