Enter to win this RG Cosmetics Collagen Collection—a three-step hair moisturizing treatment! Revitalize your locks by effectively restoring collagen protein with this three-step hair treatment designed to rebuild strength and elasticity. The Collagen Collection is a unique smoothing line that creates soft and silky hair, and moisturizes without creating greasy build-up. Smooth, treat, and protect your hair by adding these gems to your beauty routine: the Collagen Shampoo, Collagen Mask, and leave-in Collagen Hair Mist.