- A multi-purpose, clear container with a 1" wide handle that can be hung on the side of the aquarium to be used as a holding tank while catching fish. - As a treatment tank for sick fish, less medication would be required. - In addition, it can be hung on the inside of the aquarium to utilize the benefits of the aquarium heater. - The Convalescent Home/Specimen Container may also be used to observe prospective purchases or suspected sick or pregnant fish. - Size : 5 1/8" long x 2 1/2" wide x 4 1/2" deep