Head Amplifier 1/4 Ply Light Duty Economy ATA Case Fits Marshall Plexi Important - Please Make Sure You Measure Your Unit Before Purchasing. See Product Description Inside Dimensions (Usable Space - Foam to Foam Dimensions) 29 5/8 (W) x 8 5/8 (D) x 10 7/8 (H) Laminated Plywood Thickness is Stated in the Title All Bindings and Channels are Machine Split Riveted All Quality Hardware and Interior Foam Used is Depicted Exactly as Shown in Photos