Redken Spray Starch 15 Heat Memory Styler medium control ironing spray. Vurl it, Crimp it, flatten it with style memory technology. Offers Redken’s exclusive Bonding System transports potato starch extract to help protect against heat and cuticle loss. Mimics the pattern of heat appliances by “starching in” long-lasting memory. Leaves hair shiny, clean feeling and flexible. Helps protect hair from heat and eliminate static. Non-stick, clean formula won’t build-up on heat appliances.