REPTIZOO - RHK18S - 8” x 8" x 8" - Reptile Glass Terrarium - Single Hinge DoorREPTIZOO RHK18S 8 x 8" x 8" Reptile Glass Terrarium Single Hinge Door The industry's #1 Reptile Terrarium! Crystal clear glass, every terrarium has a water tight base (marked with water level sticker), unbelievable high quality back metal screen top that can be hinged or come completely off. All terrariums have stacking capability along with proper clearance for under tank heat source(if needed). Also, most importantly the door has a great spring