Dimart Simulation Lifelike Animal Frog Aquarium Action-Air Ornament for Fish Tank (Green + White) Lifelike cute frog aquarium decorations, perfect for waterscape design. Made of non-toxic resin. Safe for fish. It can connect air pump (not included) to creat more air the aquarium needed. With flat bottom design, it can stand in water easily and steadily. Decorate your aquarium all the time with minimum maintenance