Now you can have your own Sea Monkeys! This kit gives you everything you need: water purifier, instant live eggs and growth food. These are the easiest pets to have. Aquarium has a ventilated lid and a built in magnifier. The original, amazing live sea monkeys. A classic set to create your very own adorable Aqua-Pets. The plastic aquarium is equipped with a ventilated lid, built-in magnifiers and molded seascape bottom. Tank measures 5.6" tall. Your Sea Monkey pets may live up to two years.