INFANZIA Dog Booster Car Seat for Small Medium Dogs, Elevated Pet Car Seats with Safety Leash for Pets Under 45Lbs, Washable Lookout Puppy Travel Seat with Storage Pockets (Medium, Black) Black Medium is up for auction in Pet Supplies. The current bid is $1.00, 98% below the $47.49 MSRP, in As Is condition. This auction has ended — similar items appear in live auctions regularly.