The Midderlands GM Screen is a 4-panel, 400gsm card, A5 landscape format folding screen (A5 size when folded). It features a Midderlands-themed artwork across the player-facing side, and Midderlands-specific tables for play to the Gamemaster-facing side.
It also comes with a seperate A5-sized die-drop 400gsm card called the Gloomium Randomiser Chart (or GRC). The Open Gaming License text to the rear. Instructions for its use are found in The Midderlands Expanded.