User Summary: The Crystal Cavern Walls and Corners Pack is part of Caverns Deep! Crystal Cavern Walls and Corners Pack is also part of the Dressing subset that contains terrain pieces to decorate a terrain space. These are used in multiple encounter areas. It is made of "Dwarvenite". Some parts have LED circuitry (switch, battery, and socket) to support LED lighting attachments. This item was initially available in a pledge level during the Caverns Deep! Kickstarter. The item is available in unpainted versions or in one of two different paint schemes –Cavern or Underdoom. Crystal Cavern Walls and Corners Pack comes with these 9 pieces: (2) Crystal Corner (with LED) (2) Crystal Wall (with LED) (1) Flat Floor (1) Crystal Wall Insert (with LED) (1) Crooked Trapdoor Floor (1) Geode Trapdoor Insert