Hat stiffener will not affet the tone, texture or color of the hat. it will not turn yellow or flake off. Twister | Scout Hat Stiffener will not affect future cleanings, shapings or reblocking.
Always check for colorfastness in a hidden area before using. Shake well. Cover work area with a cloth. Brush hat to clean surface. Spray fine mist over entire area holding bottle 8"-10" from the hat. Allow to dry. Use steam and reshape hat to desired style. Repeat above procedure if more body is desired.