mixjoy dog car seat for large medium dogs, back seat extender for pets, waterproof pet carseat for medium sized dog, hammock for pet, with storage pocket for cars/suv/truck(l-28 * 22 * 20.5in) is up for auction in Pet Supplies. The current bid is $1.00, 98% below the $47.49 MSRP, in Good Condition. This auction has ended — similar items appear in live auctions regularly.