URPOWER Hard Bottom Dog Car Seat for Large Medium Dogs, Dog Back Seat Extender with 3-Sided Hard Boards, Waterproof Pet Backseat Cover Dogs Hammock for Large Cars, Trucks and SUVs, Holds up to 200 lbsBrand: URPOWER Color: Black Features: 40% More Comfortable Space: With thickened hard bottom + 35D sponge padding, this large dog car seat creates 40% more room for medium and large dog to stretch comfortably, and reduces stress on hips and joints during long trips, making every ride happier Passenger Friendly Design: The hard bottom dog car seat cover allows your dog to share the backseat with a passenger or child car seat. Keep your anxious furry