From the publisher: Need someplace to use those really big miniatures? Or someplace for your characters to hide from them? Expand your caves to fit Giants and Dragons or shrink them down to claustrophobic widths. e-Adventure Tiles: Caves / Wide & Narrow gives you the options to mix it up while remaining fully compatible with the other cave sets in the series. This set 25 tile set contains: 6 narrow passages 4 narrow chamber connections 6 wide passages 4 wide chamber connection 5 wide to narrow transitions passages