HabiStat Standard VivariumEach HabiStat Standard Vivarium has been designed to be a high quality home for your pet featuring exceptional levels of safety and durability. Thick glass doors slide smoothly open along durable runners Larger front panel allows you to add deep substrate without hindering your view Offset ventilation on the back of the viv aids air circulation Three cable recesses within the back panel allow neat addition of heat, light and thermostats Stackable