handmade Materials: Moss, crushed stone, mason jar, figurines This is a moss crate kept in a Mason jar. This terrarium does not need any soil or water, they are always green. Our moss is naturally preserved and there are no bugs. Keep them out of direct sunlight and they will stay happy and healthy forever. No maintenance at all. This kit includes: A mason jar, A bag of gravel, A packet of pickled moss, A rabbit and a garden fairy, An instruction card.