Matrix Biolage Smooth Proof Aqua-Gel Conditioner 8.5 oz has a refreshing water-gel texture, offers lightweight nourishment from roots to tips, has afresh feel, and has tailored benefits for all fine hair needs. BIOLAGE Smooth proof Aqua-Gel Conditioner with our lightest conditioning gel technology imparts light-weight, oil-free, nourishment from roots to ends. Fragile strands are strengthened. Limp hair is revived with body. Frizzy hair is smooth and less prone to frizz and static. Aqua-Gel conditioners contain no mineral oils, no artificial colorants, no parabens.