100% Sunbrella® Acrylic. Sunbrella Berenson Tuxedo (8521-0000) is a taupe and black twist on the classic tuxedo stripe. Like all Sunbrella offerings, this fabric is designed to stay beautiful over time and is resistant to stains, pilling, and abrasion. Use it as a base or an accent piece for projects including indoor and outdoor upholstery, curtains, pillows, and more.