The Zenith Extension Section is manufactured from tough moulded polyethylene and is the accessory that adds an extra 100mm of height to the Zenith Case per extension piece. A maximum of two extensions can be used with a standard Zenith Case, which increases the height by 200mm when you need extra space or height for your carry case or counter. Dual-purpose, the case can be used to safely and securely transport your pop-up or back-wall and also doubles up as a counter with the addition of a full printed graphic and table top. Recyclable. 1 year guarantee.