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Hey Milo™ - Single Back Seat Extender

Regular price $94.95 USD
Sale price $94.95 USD Regular price $214.99 USD
Unit price
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  • Fits all car models & pet sizes
  • 100% tear-proof & waterproof
  • Safely holds up to 110 lbs
  • 1 min setup & Easy to clean
Hey Milo™ - Single Back Seat Extender

Hey Milo™ - Single Back Seat Extender

Before After
Before
After

No More Crowded, Chaotic Rides!

Transform your back seat into a safe, spacious zone for your pup with the HeyMilo™ Single Back Seat Extender. Its sturdy box-style base keeps your dog steady and relaxed — no more wobbly rides or scratched seats.

Drive Without Distractions

Stop worrying about your pup in the back seat! The HeyMilo™ Single Seat Extender keeps them safe, stable, and right where they belong. Its reinforced base and waterproof design prevent slips, scratches, and mess — giving you peace of mind every mile.

Fits All Cars, Big or Small

The HeyMilo™ Single Seat Extender easily adjusts to any vehicle — from sedans to SUVs. Its flexible straps and sturdy frame make setup simple and secure, while the reinforced design supports even the biggest pups with ease.

More Space. More Flexibility

Give your pup room to stretch without the risk of slipping or falling. The RuffRover™ Single Back Seat Extender adds sturdy support and extra lounging space. No scratches, no stress — just comfort and control on every trip.

Setup Easy as 1, 2, 3, & 4

1
Loop the buckles around the headrests and tighten for a snug fit.
2
Insert the heavy-duty steel rods to lock in structure and strength.
3
Zip up the side flaps for full protection.
4
Clip in your pup’s harness and enjoy a safer, smoother ride.

Whats Included?

FREE: Bungee Headrest Heavyduty Safety Belt! (Limited Time Only)
HeyMilo™ Single Seat Extender
Built strong with reinforced panels to safely support dogs up to 110 lbs.
Dog Harness Safety Belt
Keeps air flowing and your pup cool, calm, and visible at all times.
Expandable Travel Feeder Bowl
Convenient side pocket holds treats, leashes, and travel must-haves.
Expandable Travel Safety Belt

Securely attaches to your dog’s harness to prevent jumping or falls.
Note: For your pet's safety, we strongly advise against using a neck collar with the safety belt. In the event of an accident, a collar may cause choking hazards. Instead, please use a harness to ensure your pet's safety and comfort.

Us VS Them

HeyMilo! is the leader in pet travel safety

with its original design that's built to last!

Ultra Spacious
Heavy Duty Hard Bottom
Resists up to 280lbs
100% Tear & Waterproof
Rips Over Time & Flimsy
Airflow Screen Feature
Includes 1-Year Warranty

Others

Ultra Spacious
Heavy Duty Hard Bottom
Resists up to 280lbs
100% Tear & Waterproof
Rips Over Time & Flimsy
Airflow Screen Feature
Includes 1-Year Warranty

Over 50,000+ Happy Pets & Parents

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Reported Easier Travel

An overwhelming majority of users reported a significant improvement in travel ease with their pets after switching to RuffRover.

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Reported Reduced Anxiety

Pets are noticeably calmer and more relaxed during trips, thanks to the comfort and stability of our seat covers.

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Reported Easier Installation & Maintenance

Most owners find the RuffRover unexpectedly simple to install and maintain, enhancing the overall user experience.

USA Shipping

USA Shipping

Once you place your order, expect delivery in 7-10 business days
24/7 Customer Support

24/7 Customer Support

Any questions regarding an existing order or placing a new one? Don't hesitate contact us at support@heymiloshop.com
30-Day Money Back Guarantee

30-Day Money Back Guarantee

If for whatever reason you are not satisfied with your RuffRover contact us within 30 days and we will make it right!

Have Questions? Find Your Answers Here!

Yes! The HeyMilo™ Single Back Seat Extender is universally designed to fit most cars, SUVs, and trucks. Adjustable straps easily attach to both front and rear headrests for a snug, stable setup.

It measures 28.7” x 22” x 21.5”, providing a spacious resting area for medium and large dogs while still leaving room for passengers or cargo.

Built with reinforced panels and load-bearing plates, the RuffRover™ Extender supports up to 110 lbs — perfect for medium to large breeds.

Absolutely. The hard-bottom structure and included safety harness connection prevent your pup from slipping or falling while you drive.

Yes — the seat is made with waterproof Oxford fabric and a non-slip base, keeping your car clean and protected from mud, spills, or accidents.

Yes! Unlike full-size hammocks, this single-seat extender allows a person, child seat, or extra storage beside your pet — perfect for family travel.

Definitely. Simply wipe it down with a damp cloth or use a hand vacuum for quick cleanups. The waterproof material resists odors and stains.

Yes — it doubles as a portable dog bed at home or on trips. Just unclip and set it down anywhere your pup likes to rest.