Use It As A Feeding Bowl Or Pool --- This 3.5" X 3" X 1" ( 9 X 7 X 2.5 cm) Feeding Bowl by SunGrow can be buried partially under the substrate so that climbing for your baby crab becomes easy. You can add food or create a drinking or relaxing pool for your hermit crabs. They eat, drink, bathe, and even replenish the extra water when they carry within the back of their shell. Keeps Crabitat Clear & Without A Mess --- As this food container encourages feeding in a single area of the terrarium, it helps reduce mess. It holds food in an enclosed area and your little crawler just gorge on it. As scavengers, they would be attracted to the variety of food this little container can offer them. This also functions well as a separator for water and substrate creating an organized environment for your crab. An Alternative Climbing Toy --- Being social creatures, hermit crabs definitely love to play. They are very adventurous and love to climb. This little food bowl is ideal for your crab to climb on.You may, however, complement your bowl with SunGrow’s Cholla Wood which can be used by small crabs as a tool to go up and down the bowl.