Twig Terrariums Le Petit Singularite DIY Terrarium Kit Comes with everything you need to create your own little green world. 3 3/4 inch well-made, cork-topped jar, made from 40% post-consumer recycled glass A little figure is included, and they come in various styles. You may specify male or female. All of them are cute! Fresh moss, soil, filtration, and rocks are included in the gift box. Not intended for children under 7 without adult supervision.