Kings Roof Top Bag (Half-Length) Review

The black Kings rooftop bag strapped into the roof basket of the Prado, with cliffs behind
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When you’re stacking gear on the roof of your car, the last thing you want is water damage or bulldust coating everything. Whether it’s bedding, clothing, or your camp kitchen kit, the Adventure Kings Half-Length Waterproof Roof Top Bag keeps it sealed and safe.

I’ve used it across weekend getaways, fire trails, and the highway between Sydney and the Blue Mountains, and it’s held up superbly in wind, rain, and UV. If you’re after compact rooftop storage that doesn’t compromise on protection, this Kings half-length rooftop bag hits the mark.

What’s in the box

A waterproof, dustproof, and heavy-duty rooftop bag designed for utes and half-length roof racks. Built with PVC lining, welded seams, and 8 integrated straps to protect your gear from the elements.

What we like

  • Waterproof, dustproof PVC lining
  • Fits most half racks and ute trays
  • Heavy-duty three-sided zip
  • Built-in tie-down straps
  • Great for compact loads

What we don’t

  • No internal organisation
  • Straps short for wide trays
  • Sun heats the contents quickly

Quick Specs

Spec Details
BrandAdventure Kings
Capacity312 L
MaterialHeavy-duty PVC
ColourBlack
Weight3.5 kg
Size108 × 85 × 34 cm
FeaturesWaterproofDustproofIncludes 8 tie-down straps

First look

Out of the box, the bag feels like proper touring-grade gear. The PVC-lined fabric is thick and stiff, with seams that don’t flex or fray. The three-sided zipper makes it easy to access the entire contents, which is a game changer compared to traditional Duffel-Style Bags.

The 8 integrated straps are strong and adjustable, ideal for lashing down across baskets or roof rails. It’s compact enough to not dominate your roof, but offers more than enough space for camp chairs, bedding, and bulky soft gear.

The Kings rooftop bag lying on the bonnet of the car, with its straps loose
Out of the box, on the bonnet
Close-up of the blue Kings logo on the side of the rooftop bag
The Kings logo on the side

Materials & Build Quality

This version of the Kings bag is made from tightly woven polyester with an internal PVC lining, meaning it’s both waterproof and resistant to UV and abrasion. The overlapping seams are heat-welded and the storm flap adds extra protection. The zippers are solid, and the three-sided opening makes packing far easier than top-load bags. Stitching is clean, and the included straps feel like they’ll hold up to long-haul road vibrations.

The velcro strips along the edge of the Kings rooftop bag lid, on the grass
Velcro strips seal the lid before the straps go over

Ergonomics & Weight

Setup is simple. Fill it, zip it up on three sides, fold the storm flap over, and strap it down. The large zipper loops are glove-friendly, and the flap secures tightly to prevent water ingress. I’ve used it on wet drives and dusty dirt roads. Everything inside stayed dry and clean, no leaks, no rips, no zipper jams. The compact footprint also makes it easier to load and unload compared to full-length bags.

The stitched corner straps of the Kings rooftop bag
Corner straps tie the bag down to the basket

Performance & Features

We field-tested this rooftop bag on a road trip to Ku-ring-gai Chase National Park and out to Glen Davis via fire trails. The result? Not a drop of water or a speck of red dust inside. It was packed with bedding, a swag, and cooking gear, plenty of weight, but the bag held its shape and stayed secure. The material wipes clean easily, and it dried quickly after a morning dew soak. Zero issues with straps, zips, or the storm flap.

Conclusion: Kings Half-Length Roof Top Bag

The Adventure Kings Half-Length Premium Waterproof Roof Top Bag is an incredibly functional and value-packed accessory for anyone needing more storage on their adventures. Its heavy-duty construction provides excellent protection from the elements, and the thoughtful design, with a three-sided zipper and eight included straps, makes it easy to use. While the zips can be a bit stiff and the material is rigid, these are minor trade-offs for a bag that performs its core function so well. For a fuss-free way to keep your gear dry and secure on the roof of your vehicle, this bag is a fantastic choice.

8.5/10
The verdictField-tested rating

A practical, waterproof roof bag that frees up cabin space.

The heavy-duty PVC keeps out rain and dust, the three-sided zip makes loading easy and eight straps hold it on half racks and ute trays. The zips are stiff, there's no organisation inside and the sun heats the contents quickly.

Best for
  • 4WD tourers
  • Car campers
  • Families
Worth the money?Value 8.3

Yes. A waterproof, dustproof roof bag with built-in tie-downs frees up a lot of cabin space for the money. There’s no organisation inside and the contents heat up in the sun.

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Also consider

FAQ: 4WD rooftop storage

Is the Kings rooftop bag fully waterproof in heavy rain?
The Kings rooftop bag is made from heavy-duty, waterproof PVC and features a storm flap over the zipper. It is highly resistant to water, but like most soft bags, it is not 100% submersible. For typical rain and road spray, it will keep your gear completely dry.
Does the Kings rooftop bag fit on all roof racks?
This Kings rooftop bag is designed to fit on most roof racks, particularly half- and three-quarter length racks common on dual-cab utes and SUVs. The included straps are adjustable and versatile, allowing you to secure the bag to a wide range of rack designs.
Can I leave the Kings rooftop bag on my car when it's empty?
When not in use, it's best to remove the Kings rooftop bag from your vehicle's roof. While it is durable, leaving it exposed to constant sun and wind when empty can cause unnecessary wear. It's designed to be easily removed, folded, and stored away.

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