DIAMOOKY Dog Back Seat Extender & Waterproof Hammock for Trucks


✅ Editor’s Pick


✈️ Airline & Flight Travel


🧳 Under-Seat Carry-On


🌬️ Cabin Ventilation

📸 Product Images

DIAMOOKY Dog Back Seat Extender & Waterproof Hammock for Trucks

Current Amazon Price
EUR119.39 - EUR68.22
(as of Jan 20, 2026 22:43:50 UTC)
Prices and availability can change. Amazon’s price at checkout applies.

🧭 How This Flight Carrier Was Evaluated

  • 📏 Under-seat fit (dimensions, flexibility, structure)
  • 🧾 Airline-policy alignment (size limits vary by airline/aircraft)
  • 🌬️ Ventilation and airflow (mesh coverage)
  • 🔒 Security (zippers, clip points, closure reliability)
  • 🧳 Airport handling (carry comfort, stability while walking)
  • 🧼 Cleaning (removable pad, wipeable materials)

📏 Flight Fit Check (Under-Seat Compatibility)

  • 🧾 Compare the carrier’s listed dimensions with your airline’s under-seat requirements
  • 🐕 Confirm your dog can turn and lie down comfortably inside the interior space
  • 🧳 Soft-sided carriers typically compress better under the seat during flight
📝 Airlines and aircraft layouts differ; approval depends on measurements and under-seat clearance.

🛫 Boarding & Layovers (What Matters in Airports)

  • 🧳 Carry comfort: strap/handles for longer terminal walks
  • 🔒 Secure closures: reduces risk during security checks and crowded gates
  • 🌬️ Ventilation: useful during boarding lines and delays
  • 🧼 Easy cleanup: helpful for long travel days


⚙️ Airline & Flight Travel Overview

✈️ Best Use In-cabin flights, under-seat carry-on pet travel
📏 Under-Seat Fit Flexible structure to adapt to under-seat space (model dependent)
🌬️ Ventilation Mesh panels designed to maintain airflow
🔒 Security Closures aimed at reliable travel use (zippers/clips vary by model)
🧼 Cleaning Removable pad or wipe-clean materials (model dependent)

See reviews + more photos on Amazon


👉 View on Amazon (Reviews + Photos)

🌟 Pros & Cons

✅ Pros

  • ✈️ Built around in-cabin flight needs
  • 🌬️ Breathable mesh for airflow
  • 🧳 Comfortable to carry through airports
  • 🔒 Secure closures for travel environments (model dependent)
⚠️ Cons

  • 📏 Under-seat clearance varies by airline and aircraft
  • 🐕 Fit depends on dog measurements and carrier interior space


📝 Product Details

Product description

Truck Back Seat Extender for Dogs, Pet Seat Cover with Hard Bottom, Dog HammockTruck Back Seat Extender for Dogs, Pet Seat Cover with Hard Bottom, Dog Hammock

Truck Back Seat Extender for Dogs, Pet Seat Cover with Hard Bottom, Dog HammockTruck Back Seat Extender for Dogs, Pet Seat Cover with Hard Bottom, Dog Hammock

Truck Back Seat Extender for Dogs, Pet Seat Cover with Hard Bottom, Dog HammockTruck Back Seat Extender for Dogs, Pet Seat Cover with Hard Bottom, Dog Hammock

Truck Back Seat Extender for Dogs, Pet Seat Cover with Hard Bottom, Dog HammockTruck Back Seat Extender for Dogs, Pet Seat Cover with Hard Bottom, Dog Hammock

Truck Back Seat Extender for Dogs, Pet Seat Cover with Hard Bottom, Dog HammockTruck Back Seat Extender for Dogs, Pet Seat Cover with Hard Bottom, Dog Hammock

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1 100% Waterproof

2 Removable hard board

3 Scratch-proof

4 Easy to Clean

5 Machine Washable

Truck Back Seat Extender for Dogs, Pet Seat Cover with Hard Bottom, Dog Hammock Truck Back Seat Extender for Dogs, Pet Seat Cover with Hard Bottom, Dog Hammock Truck Back Seat Extender for Dogs, Pet Seat Cover with Hard Bottom, Dog Hammock Truck Back Seat Extender for Dogs, Pet Seat Cover with Hard Bottom, Dog Hammock Truck Back Seat Extender for Dogs, Pet Seat Cover with Hard Bottom, Dog Hammock
1 Happy travels

2 Visible Mesh Window

3 Door Protection

4 Reserved Seat Belt Slot

5 Gift-Dog Leash

FIT FOR FULL SIZE TRUCKS: The upgraded back seat extender for dogs is compatible with 2013+ Ford F150/F250/F350/F450, 2013+ Chevy Silverado 1500/2500HD/3500HD, 2013+ GMC Sierra 1500/2500HD/3500HD, 2013+ Dodge RAM 1500/2500/3500, 2013+ Titan, and more. (Full-Size Crew Cab Trucks ONLY!) Custom vehicle design ensures a better fit compared to universal models.
NEW UPGRADE & DOOR PROTECTION: The upgraded truck back seat extender for dogs features a metal insert that easily slides into the window seal, providing full protection for the door panel! You can open the car door or roll down the window, and the truck dog seat cover will stay securely in place.
HARD BOTTOM, 420LB CAPACITY: The hard bottom design of this truck back seat pet cover provides sturdy support, holding up to 420 lbs. Unlike soft bottom hammocks, this hard bottom offers greater stability, making it perfect for large/medium/small dogs and providing a secure, comfortable surface for your pet.
WATERPROOF & NON-SLIP: The back seat pet cover for dogs is made of 7 layers of thick, durable fabric, including waterproof PU and TPU layers, along with high-density fiberboard. It is waterproof,grippy, durable against tearing, and easy to clean.The rubber points on the bottom prevent your dog from slipping during the ride.
A PERFECT GIFT FOR PETS: The hard bottom back seat cover extends into a hammock, fully covering the rear area of full size trucks and providing maximum space for your dog. It features a mesh window, allowing your dog to see you and easing their anxiety during travel.The included premium dog leash keeps your pet securely in place (Reserved seat belt opening). This pet car seat cover is the ideal gift for any pet lover.
EASY TO INSTALL & CLEAN: Installing or removing the dog back seat cover takes just a few minutes. You can view the video to know how to install. Easy to clean with a damp cloth or vacuum. You Will Get: Pet Back Seat Extender × 1, Dog Leash × 1, Instruction Manual × 1. If you have any questions about the back seat extender for dogs, our team is ready to assist and strives to provide solutions within 12 hours.

🏁 Final Assessment

As an airline-approved dog carrier for airline & flight travel, this option is most appropriate for
owners seeking an under-seat, in-cabin carrier with ventilation and travel handling suited to airports, boarding lines, and flights.
Performance depends on matching the carrier’s dimensions to airline requirements and choosing the correct size for the dog.

  • ✅ Best match: in-cabin pet travelers with small dogs
  • ✅ Best use: flights, airports, and layovers
  • ✅ Priority features: under-seat fit, airflow, secure closures

If the size and materials match what you need, check today’s price and the latest reviews before you decide.


🛒 Get It on Amazon (Check Availability)


❓ FAQ: Airline & Flight Travel

Does “airline-approved” mean it fits every airline?

No. Under-seat dimensions and pet policies vary by airline and aircraft. Compatibility depends on carrier measurements and airline limits.

What matters most for in-cabin flights?

Under-seat fit, ventilation, secure closures, and carry comfort for airports and boarding lines.

How do I choose the right size for my dog?

Compare your dog’s length/height to the carrier’s interior dimensions listed on the retailer page.



Affiliate Disclosure: dogtravelpro.com participates in the Amazon Services LLC Associates Program.
Prices and availability are subject to change.

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