Rooftop Cargo Carrier 20 Cubic ft Soft-Shell - Waterproof Storage

In this review the Sailnovo rooftop cargo carrier is evaluated as a practical solution for families and frequent travelers who need reliable extra storage without a hard box. The bottom line: this soft-shell rooftop bag stands out for its military-grade waterproof build and large 20 cu ft capacity, making it a strong choice when keeping gear dry and freeing cabin space is the top priority. Installation is straightforward and the included hardware means it is ready to use for road trips and camping.

Key Features

• 1000D PVC-coated fabric: provides a durable, water-resistant shell that keeps contents protected in heavy rain and snow.
• Waterproof zipper flaps: extended flaps on three open sides add a secondary barrier to prevent water ingress during storms.
• 20 cubic ft capacity: large 580L volume fits multiple suitcases, tents and sleeping bags to remove cabin clutter on family trips.
• Universal install options: fits cars with roof racks or raised side rails and includes six door hooks for vehicles without cross bars.
• Secure fastening: eight reinforced straps plus an anti-slip mat help keep the bag stable at highway speeds with reduced movement and noise.
• Foldable convenience: soft-shell construction folds into the included compact 15'x11'x5' storage bag for off-season storage.

Who It's For

The carrier is best for families, campers and road trippers who need a large, waterproof roof bag that installs quickly and stores compactly when not in use. It suits owners of sedans, SUVs and hatchbacks who want an accessory that works whether or not they have factory cross bars thanks to the included door hooks.

Those who need a locked hard-shell carrier or who prefer permanently mounted rooftop boxes for long-term roof-top storage should look elsewhere; this soft-shell design prioritizes portability and compact storage over rigid security and factory-style locks.

Pros & Cons

Pros

• Excellent waterproofing from 1000D PVC fabric and extended zipper flaps keeps gear dry in heavy weather.
• Large 20 cu ft capacity clears interior space and fits multiple suitcases and camping items.
• Easy to install with door hooks, reinforced straps and an anti-slip mat for stable travel.
• Folds down small for storage, saving garage space compared with rigid boxes.

Cons

• Soft-shell design does not provide the same theft resistance as a hard case.
• May require careful packing to avoid shifting when fully loaded on very rough roads.

Specifications

Our Verdict

The Sailnovo rooftop cargo carrier is a practical, good-value choice for travelers who prioritize weather protection and large temporary storage without the bulk of a hard box. Its waterproof construction, generous 20 cu ft capacity and simple installation make it ideal for family vacations and camping trips, though buyers seeking high theft resistance should consider a rigid lockable option.

Frequently Asked Questions

Will this fit cars without roof racks?
Yes. The bag includes six door hooks so it can be secured on vehicles with or without roof rack cross bars.

Is the carrier truly waterproof?
Yes. The 1000D PVC coating, double-stitched seams and extended zipper flaps are designed to keep contents dry in heavy rain and snow.

How easy is it to store when not in use?
The soft-shell design folds into the supplied 15in x 11in x 5in storage bag for compact off-season storage.