Ruff Liners Large Back Seat Extender for Dogs, Black – As Seen on Shark Tank – Flat Bridge Platform for Full-Size Trucks, Stable Base, 400lb Support, Waterproof – Rigid Back Seat Cover for Dogs

SPACIOUS & STABLE FOR ALL DOGS – This backseat extender for dogs (61’’ long, 24.8’’ wide, and 21.7’’ high) feature a hard bottom that expands space by 40%, supports up to 400 lbs, and includes firm inserts for a large stable base—ideal for multiple large dogs or older, anxious pups. Plus, this version features a new, expansive storage pouch on the back of the driver’s seat for maximum storage.
COMPATIBLE WITH THE FOLLOWING VEHICLES: Compatible with Chevy Suburban, Silverado 1500 Crew Cab, 1500 Double Cab, 2500 Crew Cab, and 2500 Double Cab. Ford Explorer, Expedition, F150 SuperCrew, F250 SuperCab, F250 SuperCrew, and F350 SuperCrew. GMC Sierra 3500 Crew Cab, and Double Cab. Nissan Titan Crew Cab and King Cab. Ram 1500 Crew Cab, 1500 Quad Cab, 2500 Crew Cab. Toyota Tundra CrewMax and Double Cab, and other Large Full-Size SUVs.
NOT FOR OTHER MODELS - Large is suited only for Full-Size Trucks and Large Full-Size SUVs only. If your vehicle isn’t listed above, this Large Seat Extender will not fit. Will not work with captain's chairs or rear-hinged, backward-opening truck doors. Does not work in 3rd row. Will not work with Ford SuperCab, Nissan KingCab, or other rear-hinged, backward-opening truck doors. For cars, mid-size SUVs, and mid-size trucks, select the medium size to ensure the proper fit.
EXTENDS TRUCK BACK SEATS – This rigid, quilted backseat dog cover and extender turns your full-size truck’s back seat into one continuous platform. Unfold the cover, secure the anchor straps, fasten each headrest strap, and attach the door panel protection using the plastic window inserts secured with velcro. In about a minute you have a level, non-slip liner that keeps big dogs relaxed and upholstery free of claw marks.
PROTECTED DOOR PANELS  – Shield doors easily with our extended dog seat cover for back seat with patented door panel protection (U.S. Patent No. 12,221,024) that velcros to window inserts that slide into the window seal. Blocking scratches, drool, and muddy paw prints mile after mile.
EASY CLEAN & WATERPROOF  – Triple‑layer back seat cover for dogs repels water, mud, and fur across the backseat interiors. Wipe clean on the go, or machine‑wash on gentle for heavy messes and hang‑dry to keep your back seat fresh and spotless. Comes with a heavy-duty waterproof travel bag for tidy, grab-and-go storage.
EASY INSTALL & SECURE DESIGN – Transport your pet safely with this pet seat cover for back seat with built-in anchors, seat belt zippers compatible with child seat anchors (LATCH), a non-slip underside, and a giant zippable mesh that allows for maximum airflow. Perfect for full-size trucks, it keeps pets steady in transit while you focus on the drive.

Location: DFW, TX