Give Your Hair a Beautiful Boost! Grande Cosmetics GrandeHAIR Full Boost Conditioner is a luxurious, lightweight formula designed to nourish, hydrate, and strengthen hair while promoting a fuller, healthier-looking appearance. Enriched with rice protein and Hexapeptide-11, this conditioner helps reduce breakage, improve shine, and leave hair feeling soft and manageable without weighing it down. Ideal for fine, thinning, or damaged hair. Full-size 8.12 fl oz (240 mL) bottle.