Bike Road & Mountain Tuffbox Road Case with Adjustable Telescoping Lid - ID 48 X 11 3/8 X 31 High - Large Size Interior Dimensions 48 x 11 3/8 x 31 High Fully Expanded Up with 2 Inch Overlap 1/4 Inch Plywood Medium Duty Construction - Vinyl Laminate - Carpet Lining Interior Heavy Gauge PVC Angle and Channel Completely Riveted Surrounding Exterior Thick Gauge Polyethylene Corners and Shoulders - Plastic Nylon Buckles - 2 Heavy Duty Metal Recessed Handles Roll Of 21 X 54 X 1/2 Foam Along With 2 X 3 X 54 Foam Strips for Interior Customizing