PetSafe SmartDoor White Dog Door Size:Large: 16.125" x 23.625" Greenies are the premier dental

Greenies are the premier dental treat for dogs and cats in the USA

Exclusive nutrients help support vitality and healthy aging

Made without artificial colors

chicory root

niacin supplement

PetSafe SmartDoor White Dog Door Size:Large: 16.125" x 23.625" Greenies are the premier dentalDescription Using radio frequency technology, the SmartDoor reads the unique signal of a SmartKey worn on your pet's collar and triggers the battery power driven flap to unlock. When the SmartDoor no longer senses your pet's SmartKey, the flap automatically locks back into place.<br><br>The SmartDoor can detect up to five programmed SmartKeys and also operates in two other modes: fully locked mode and unlocked mode. Locked mode does not allow entry or