Outdura by Shuford Mills, LLC. Outdura is made of 100% solution dyed acrylic. It is a breathable, water and mildew resistant fabric. It is available in a 54" furniture weight used in making cushions and curtains and in a 60" weight made for boat tops and awnings. A great canvas for your indoor and outdoor projects. Outdura is a canvas that is comparable to Sunbrella.