Overview Reviews Similar Products Product Description ITEM # SIZE PRICE B3040 30X40 $2.50 When framing paper art (such as prints,posters etc') backing is also needed. We offer currogated sheet backing to support the backside of your artwork once it's framed. Product Videos Custom Field Product Reviews (No reviews yet) Write a Review Write a Review × WHOLESALEARTSFRAMES.COM Backing: 30X40 Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name *Email *Review Subject *Comments Find Similar Products by Category You May Also Like... Quick view PlexiGlass\PolyStyrene: 30X40 As low as $21.52 Choose Options Quick view 2 inch Modern Wood Frames:30X40 As low as $68.79 Choose Options Quick view Backing: 36X48 $3.00 Add to Cart Quick view Backing: 24X48 $2.00 Add to Cart Recommended Quick view PlexiGlass\PolyStyrene: 30X40 As low as $21.52 Choose Options Quick view Backing: 12X16 $0.75 Add to Cart Quick view Backing: 12X24 $0.80 Add to Cart Quick view Backing:14X18 $0.85 Add to Cart