The Petite is becoming quite popular for apartment dwellers as it suits medium-sized dogs and is perfect for a smaller dog that likes his potty space. Its outer dimensions are 34"x26"x6" This unit is made of attractive, non-absorbent, sturdy polyvinyl material, and is perfect for small to mid-size dogs. This is the mosy practical indoor system with a catch tray and can be used with real sod or synthetic grass (both sold separately). The Petite PETaPOTTY without sod $259.99 PETaPOTTY Hydrants $129.99 SMELL'U'LATOR $17.99 Personalized Panel $65.00