One for Pets Fabric Portable 2-in-1 Double Pet Kennel/Shelter, Black 20"x20"x39" - Car Seat-belt Fixture Included Built-in straps that allow safe connection to a seatbelt; Easy to set up and fold flat in seconds; Pad cover is removable and washable Multiple entrances; Interior hooks for hanging the hammock (Hammock is optional); Comes with an individual carry case for easy storage Three ways to use the Double Kennel: 1) Use as two connected but divided compartments 2) Use as one big space by unzipping the center zipper which divides the walls; 3) Detach the Double Kennel into two Single Kennels Lightweight and zippered mesh door in the front and at one or both ends. Size: Double: 20" x 20" x 39"