This fish breeding box with optional size, making it practical and for small fish breeding and viewing Great for both professional aquarists and hobbyists, this multiuse box is great for anyone interested in fish breeding, photography, or research Use as a hatching incubator, or isolation box in various occasion like outdoor fieldwork, laboratory studies, or home aquarium clear fish observation with our Fish Viewing Box, use selected acrylic for a superior viewing and easy maintenances The multifunctional designs also serves as a viewing box for other small creature such as snails, and reptiles, enhancing your exploration and observation activity