Product Overview
The Large Roof Rack Cargo Box is a high-capacity rooftop storage solution designed for SUVs, crossovers, and family vehicles. Combining the durability of a structured shell with the flexibility of a lightweight design, this cargo box offers maximum storage, superior waterproofing, and universal compatibility for long-distance travel and outdoor adventures.
Engineered for efficiency and safety, it helps free up interior space while keeping your gear protected in all weather conditions.
Technical Specifications
| Product Type | Large Roof Rack Cargo Box (Soft Shell) |
| Capacity | 15–20 cubic feet |
| Material | 840D PVC waterproof fabric |
| Mounting Type | Roof rack / crossbars / door hooks |
| Closure Type | Waterproof zipper + Velcro flap |
| Accessories | Anti-slip mat, door hooks, straps, storage bag |
| Waterproof Rating | 100% waterproof |
| Color | Black with orange accents (customizable) |
| Foldable | Yes |
| Installation | Tool-free |
| OEM / ODM | Supported |
Key Features & Benefits
- [840D CHAMPION QUALITY MATERIAL] Made with heavy-duty 840D abrasion-resistant PVC fabric, this ultra-durable car roof cargo carrier stands up to any rough treatment or harsh weather. Better still, the triple-reinforced welded seams make it hard to tear or rip for years to come.
- [MORE THAN WATERPROOF] Featuring waterproof zipper wrapped with 6 inches widened velcro zipper flaps, our vehicle cargo carriers will exceed your expectations with the waterproof effet. The reinforced seams will make it possible "zero leakage" even in downpours.
- [EASY INSTALLATION] Our roof rack cargo carrier comes with an anti-slip mat and 8 thickened adjustable straps that will keep the cargo bag in place. The smooth zipper, adjustable straps, door hooks and robust buckles allows you to effortlessly secure it to any car.
- [SECURE FIT & LARGE CAPACITY] Our 15 cubic feet rooftop cargo bag is compatible with vehicles with our without roof rack, the large capacity can keep the shape nicely, even when holding many luggage cases, blanket, tents, sleeping bags and more.
- [PACKAGE LIST] You will receive 1x roof top carrier bag, 1x storage bag, 1x anti-slip mat, 6x door hooks, 2x extra luggage straps, 1x luggage lock.
Product Details



Looking for a reliable Large Roof Rack Cargo Box for your business or retail needs? We offer factory-direct pricing, flexible customization, and fast global delivery to support your brand growth. If you are interested in our products, please feel free to contact us at any time; we will provide you with a satisfactory response.
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Our Factory
We specialize in manufacturing high-performance outdoor bags and cases that are built to endure, designed to excel. From rugged backpacks for mountain trails to waterproof cases for sensitive equipment, our products are trusted by adventurers and professionals worldwide.

FAQ
1. Is this a hard shell or soft cargo box?
It features a structured soft-shell design, offering flexibility, lighter weight, and easier storage compared to traditional hard boxes.
2. Can it be used without crossbars?
Yes. The included door hooks and straps allow installation on vehicles without roof racks.
3. How waterproof is the cargo box?
It uses 840D waterproof material with sealed seams and double-layer zipper protection for full weather resistance.
4. Will it stay stable at high speeds?
Yes. The aerodynamic design, anti-slip mat, and reinforced straps ensure stability even on highways.
5. How do I store it when not in use?
Simply fold it and place it in the included storage bag for compact storage.
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