Asinking 21 Cubic Feet Car Rooftop Cargo Carrier Bag
Product description
What it is and what problem it solves
The Asinking Car Rooftop Cargo Carrier Bag is a universal, weatherproof luggage bag designed to expand your car’s cargo capacity for trips with multiple passengers or gear. With 21 cubic feet of storage and a soft shell that flexes to fit varied items, it aims to keep luggage secure and weather-protected when you’re traveling with family, camping gear, or golf equipment. If you’ve ever tried to squeeze everything into a trunk or onto a roof rack and worried about rain or bag slippage, this bag presents a straightforward answer: weatherproof protection plus practical mounting options for cars with or without racks.
Key features and what stands out

On the surface, the bag emphasizes durability and ease of use. It’s crafted from 900D PVC tarpaulin with reinforced seams created via high-frequency welding, which suggests strength against rain and wind. The 52” L x 40” W x 18” H footprint translates to a substantial loading space, capable of handling luggage for a 4–6 person trip, tents, sleeping bags, or bulky items like golf bags or foldable chairs. The kit includes a non-slip rubber mat to protect the roof, a luggage lock for added security, six door hooks, and a storage bag for the carrier itself, making setup quick and organized. It’s also foldable for compact storage when not needed.
Tech specs you’ll likely care about
- Capacity: 21 cubic feet (approximately 52” x 40” x 18”)
- Material: 900D PVC tarpaulin, waterproof and tearproof
- Seams: reinforced with high-frequency welding
- Fit: universal for any car size, with or without roof racks or cross bars
- Security: built-in combination lock for zipper protection, anti-slip mat for roof protection
- Accessories: 6 door hooks, 1 luggage lock, 1 non-slip mat, 1 storage bag



Benefits and where it shines
It makes sense if you routinely travel with more gear than your trunk can hold, or you want an extra layer of organization and weather protection for rooftop loads. The universal fit and foldable design reduce the friction of purchasing a roof bag that may only fit certain vehicle types. The inclusion of security features and a roof-protective mat adds practical value beyond a bare bag. If you prioritize a lower-maintenance setup that doesn’t demand a dedicated roof rack, this bag checks that box.
Potential drawbacks and limitations

No product is perfect for every scenario. A soft-shell cargo bag, while flexible, can be more susceptible to wind flapping at highway speeds if overpacked or not secured properly. The bag’s 21 cubic feet is substantial, but it’s still important to distribute weight evenly and avoid overloading the roof, which can affect handling. Another consideration is that while it’s designed for universal fit, users with very low-clearance vehicles or unusual roof profiles may need extra attention to fitment and securing.
Who it’s for
This bag is well-suited for families taking road trips, campers needing extra space for tents and gear, or anyone who frequently travels with bulky items without ready access to a larger cargo solution. It’s a practical option if you want a balance between capacity, weather protection, and ease of setup that doesn’t hinge on a specific rack system.



Who it isn’t ideal for
If you mainly drive solo or with minimal gear, a lightweight trunk organizer might suffice. If you’re after a hard-shell or rigid cargo carrier for heavy, irregular loads, the soft-shell design may feel less rigid. And if your vehicle’s roof height is particularly low or you’re sensitive to wind noise at speed, the added surface area may influence fuel economy and aerodynamics more noticeably than smaller bags.
When to buy and when to pass

Consider this bag when you anticipate needing extra luggage capacity on road trips, camping weekends, or sporting events. It’s a solid choice if you want a relatively easy setup that works with or without a roof rack and provides weather protection. If your trips are rare or you mostly carry light items, a smaller, simpler solution might be more cost-effective and sufficient for your needs.
What to review before purchasing
- Ensure you have a roof surface that can accommodate a 52” by 40” footprint and the included anti-slip mat.
- Check the securing system: six door hooks and the combination lock should be adequate for your vehicle and local security concerns.
- Verify storage and transport needs: folding capability is helpful for storage when not in use.
- Mind the load distribution to avoid overhang or wind-related instability at highway speeds.



Practical usage snapshot
Imagine loading camping gear for a family of four: sleeping bags and a tent stored securely under the soft shell, with a few suitcases and foldable chairs filling the remaining space. On the road, you install the bag quickly, secure it with the included hooks and locks, and monitor the roof for any movement from time to time. When you arrive, you unlock and unload with the same straightforward process, while the rubber mat leaves the car roof free of scuffs.
FAQ (based on available product info)
- Q: Is it waterproof? A: Yes, described as 100% waterproof with reinforced seams.
- Q: Will it fit any car? A: It’s designed as a universal fit, compatible with cars with or without roof racks or cross bars.
- Q: How much luggage can it hold? A: The bag is advertised at 21 cubic feet, suitable for 4–6 people worth of gear depending on item size.
Final verdict
Final verdict
Is it worth it? It’s a practical, all-around option if you need extra cargo space for family trips or camping. It balances capacity with a universal fit and helpful security features, though you should be mindful of wind load and ensure proper securing. If you prioritize rigid protection or have unusually shaped items, you may want to compare against hard-shell alternatives or smaller capacity bags. Overall, for road trips where space and weather protection matter, this bag is a sensible addition to your vehicle gear.
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