This reptile cage abs measures 36\"x12\"x12. The cage itself is made of plastic abs 1/8 , while the doors are made from 1/8 clear acrylic. All panels are laser-cut and hand-assembled.The joints are welded solvent and will arrive fully assembled. It retains heat and humidity very well. This cage is ideal for many species of small and medium snakes and lizards. Options include screen cutting and thermal tape. 6-inch single or double screen cuts. The cutouts will allow you to place a thermal dome that measures 5.5 inches or less (not included).