MEDIUM Size = L 330 x W 200 x H 160mm. Ultimate Hide Rocks provide reptiles with a secure hiding space while adding to the décor of the enclosure, with a natural rock appearance. All reptiles need a hiding space to prevent stress related diseases and also give the reptile a place to rest, digest food and sleep. Ultimate Hide rocks are a solid construction that stays in place and is also easy to clean which helps hinder the growth of bacteria. The hides are available in 4 sizes to suit all types of reptiles. Ultimate Hide Rocks are handmade so colours will vary with each rock.