With its 380 g (13 oz) weight, this primed cotton canvas is made from a 180 g (6 oz) unprimed canvas. It is prepared with three layers of acid-free acrylic gesso and a protective coating, providing a medium-textured surface ideal for oil and acrylic painting. The faux frame is assembled with mortise and tenon joints. The 1.5 in (3.8 cm) profile frame is made of pine wood sourced from the United States. Specifications: Frame profile: 1.5 in (3.8 cm) Surface: Medium texture Use: Oil or acrylic painting Made in: Vietnam The 36 x 48 in size includes reinforcement bars in all four corners.