Nioxin Strong Hold Hairspray is a hairspray with a strong hold that gives the hair a fuller look. Formulated with ProThick technology, this anti-static hair spray is moisture resistant, easy to brush out and soothing to the scalp. This refreshing, UV-absorbing hairspray helps protect hair density with micro-bonds, providing long-lasting hold and control. holds all hairstyles and hair types in place, but is perfect for medium to coarse hair.