RYNVALE [2026 Upgraded] Hard Bottom Car Seat Cover for Dogs, 600lbs Heavy Duty Back Seat Extender, Waterproof Dog Car Hammock with Detachable Mat, Fits Full Size SUV & Trucks, 2-4 Large Dogs, XL - size: X-Large

About this item

• ✅ 【XL-Sized Fit for Full-Size Trucks & SUVs – Expanded Travel Space + Detachable Mat】 Solve the problem of large dogs being cramped in backseats and unable to stretch comfortably on long drives; our hard bottom dog car seat cover, supported by three large PP boards to form a stable platform, creates a flat, stable surface designed to lay flat in full-size trucks and large SUVs. It acts as a practical back seat extender to expand your pup’s usable travel space, and it includes a soft removable comfort pad and breathable mesh window to craft a cozy, connected lounge for your furry friend.
• ✅ 【10-Layer 900D Oxford & Waterproof Defense – Easy to Clean】End the hassle of scrubbing muddy paw prints, wet spills, or pet hair from your car interior; we upgraded from standard thin covers to a 10-layer structure: 900D Oxford outer layer, sturdier than thin fabrics and resistant to dog claw scratches; waterproof PVC middle layer, which locks out moisture to protect car seats; and soft inner padding, which boosts pup comfort. Mud, spills and hair wipe away easily—remove the machine-washable pad or hose down the cover for effortless cleanup.
• ✅ 【8mm Reinforced Hard Bottom – 600 lbs Support, No Sag, No Slide】No more worrying about your dog sinking, sagging or sliding and risking injury or anxiety during stops or turns. Our hard bottom has fully upgraded 8mm reinforced PP boards, comprehensively thicker than standard panels, supporting up to 600 lbs without bending—an upgrade from conventional models that struggle with heavy dogs. Non-slip backing and raised side walls work with the upgraded PP boards for a stable, zero-shift platform to keep your pups safe.
• ✅ 【Heavy-Duty Straps & Military-Grade Zinc-Alloy Hardware – Reliable Security】Fix the issue of flimsy plastic clips snapping or loosening mid-trip, leaving your cover loose and your dog unprotected; we built a sturdier system with heavy-duty nylon webbing paired with rust-proof zinc-alloy buckles and tear-resistant straps, rated to withstand over 1,000 lbs of force for explosion-proof impact, and multi-point stability—headrest anchors, seat clips, non-slip base—creates a secure hold that outlasts standard plastic hardware, ensuring your cover stays tight and reliable trip after trip.
• ✅ 【2-Minute Tool-Free Setup – Simple & Hassle-Free】Solve the frustration of complicated installation that requires tools, tangled straps, or help from another person; no tools, no hassle—our dog seat cover installs securely in just 2 minutes with quick-snap anchors and adjustable headrest straps, perfect for solo setup, and it’s easy to remove and store when not in use, allowing you to switch between pet mode and passenger mode in seconds.

Overview

• Fit Type: Universal Fit
• Brand: RYNVALE STUDIO
• Material: 8mm PP board, 900D Oxford fabric, high-density foam, polyester lining (420D/210D), thickened PVC waterproof layer, washable cotton padding 8mm PP board, 900D Oxford fabric, high-density foam, polyester lining (420D/210D), thickened PVC waterproof layer, washable… See more
• Auto Part Position: Rear
• Special Feature: Door protection, Hard bottom, Mesh window, Slip Resistant, Waterproof
• Target Audience: Dog owners
• Manufacturer: RYNVALE STUDIO
• Automotive Fit Type: Universal Fit
• Number of Items: 1
• Unit Count: 1 Count