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. A classic set to create your very own adorable Aqua-Pets. Each plastic aquarium is equipped with a ventilated lid, built in magnifiers, and molded seascape bottom. This tank measures 5.625” tall. Each tank is sold separately.