Size:Large (1"- 2") Animal Specialties Superworms are shipped in cotton bags with egg crate for maximum crawl space and ventilation The complete insect is nutritious, not just the gut! Animal Specialties Superworms are raised, from egg until they are shipped, in a specially formulated highly nutritious bedding with added Nature Zone Calcium, Protein, & vitamins to guarantee the highest quality, most nutritious insect available. Animal Specialties Superworms, Large size, 2 inches in length and ¼ inch in diameter and are very lively and fast moving, reptiles, birds, fish, love them. Care To keep Animal specialties Superworms for long periods of time, we suggest Animal Specialties Superworm Bedding media and a few slices of potato, carrots, or water crystals for moisture. Animal Specialties Superworms should not be refrigerated, as the low temps will kill them. Keep them at warm room temperatures (75° to 90°). Animal Specialties Superworms will stay in the larval stage (months) as long as they have body contact with other larvae. It is best to keep them in crowded groups.