Artwork Portfolio & Sign Transport Road Case - Id 40 X 30 X 6 High ATA 1/4 Plywood Construction - Interior Dimensions 40 x 30 x 6 High Vinyl Laminate Exterior - Heavy Gauge PVC & Channel Completely Surrounding Exterior Thick Polyethylene Corners and Shoulders - Tough Plastic Nylon Buckles with 1 1/2 Webbing Overlapping Moisture resistant PVC Lid - Heavy Duty Metal Handle Completely Poly-Foam Lined Protective Interior