Zoo Med's Starter Hermit Crab Kit that provides all the basic essentials for keeping hermit crabs. This starter kit includes a thermometer, sand, soil, food, ReptiRock Water Dish, sea sponge, and a fancy shell. This kit also includes trials of Zoo Med's Hermit Crab Drinking Water Conditioner and Hermit Crab Salt Water Conditioner as well as a Hermit Crab Care Book. This Hermit Crab Kit is designed for use with habitats up to 10 Gallons in size.