Deep Blue Professional ADB11043 Glass Standard Breeder Non-Tempered Aquarium Tank, 40-Gallon Standard Breeder Non-Tempered Aquarium Tank Made From Thickest Distortion Free Glass Material Features universally sized injection molded frames, industrial strength black seal and diamond polish edges Tank Has 40-Gallon Capacity Measures 36-Inch Length By 18-Inch Width By 16-Inch Height