Designed to meet conservation standards for museums and galleries, this 36" x 40' roll of PremierArt Duravel Canvas from Premier Imaging features a basis weight of 350 gsm and a thickness of 19 mil. It is made of polyester and cotton materials structured in a 2:1 weave, making for a medium that is durable yet easy to stretch over frames for mounting. With a satin surface finish, the canvas dries nearly instantly and is water resistant to help preserve your image for years to come.