This is a specialty textile stiffener created in the 1950's and manufactured in Belgium. This stiffener is made with polyacetate and plasticizers that leave a highly transparent finish with no discoloration on light colored fabrics. Available in four concentrations, Durtex is the strongest concentration with high rigidity and waterproofing capabilities and will leave a light shine. Used in theater for reinforcing costuming, as well as reinforcing any heavy fabric. Works great on felt and straw millinery materials. Use with the Cleaner/Thinner to dilute or clean brushes. Highly flammable, shipping is available by Ground in continental USA only. Comes in a one liter or .25 liter bottle with safety lid.