Updated: February, 2026

Best Roof Boxes of 2026

Save up to 34% Off

1

Sailnovo

9.9

Exceptional

Sailnovo Roof Box Roof Bag 580L/20 Cubic Waterproof Car Roof Box for Cars without/with Roof Bars/Rack/Rails, Large Roofing Cargo Carrier Bags with Anti-slip Mat, 6 Door hooks

Why we love it

Exceptional weather protection.

Large 15 cubic feet capacity.

Easy installation and storage.

Main highlights

Enhanced Waterproof Protection
Features triple-layer 1000D fabric and double waterproof curtain for all-weather protection.

Ideal for Family Road Trips
Perfect for vacations, accommodating luggage for 3-5 people comfortably.

Highly Stable and Safe
Praised for reinforced straps, non-slip pads, and reflective strips for night safety.

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How do we rank
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2

Sailnovo

9.6

Exceptional

Sailnovo Car Roof Box, Foldable Waterproof Heavy Duty 1000D 590L with 6 x Door Hooks, Non-Slip Mat, 8 x Reinforced Straps, Storage Bag 590L/1000D Nylon

20% Off

Main highlights

WATERPROOF & TEAR-RESISTANT - Sailnovo soft rooftop cargo bag is crafted from ultra-durable Oxford fabric and reinforced with a triple-layer military-grade 1000D PVC waterproof lining. Premium materials and innovative technology ensure your belongings remain dry and protected. Note: Avoid placing sharp objects directly in the bag to prevent tearing during vehicle movement. Waterproofing performance may be compromised under extreme weather conditions.

SECURE INSTALLATION & DESIGN - Designed with an extended waterproof flap and reinforced sealing strips for superior protection against wind, dust, rain, and snow. For safe installation: secure all excess straps to prevent flapping, check stability before each use by gently pulling the bag. Important: Your car roof should be at least 58" long and 42" wide (147cm x 107cm). Note: This is a soft-shell rooftop cargo bag, not a hard-shell carrier, which allows for convenient folding when not in use.

LARGE STORAGE SPACE - Designed to solve the problem of limited storage space in your car. With a 20 cubic feet capacity (51" x 39" x 18" / 130cm x 99cm x 45cm), Sailnovo roof rack cargo carrier easily holds luggage for around 6-8 people, freeing up space inside your vehicle for a more comfortable trip.For compact cars, we recommend our 15 cubic feet model, while SUVs and larger vehicles can opt for the 20 cubic feet version.

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3

Rymopuey

9.5

Excellent

Rymopuey Roof Bag, Waterproof Car Roof Bag No Rack Needed, Car Roof Box with Anti-Slip Mat and 8 Heavy-Duty Straps, Folding Soft Roof Box for Cars with/Without Rack (Orange-20Cubic)

20% Off

Main highlights

[High-Density Quality Material] Rymopuey roof bag is crafted with a high-density PVC double waterproof coating, featuring a two-way waterproof zip design and a Velcro flap for dual protection. This ensures that the contents inside remain dry and clean, shielding your luggage from dampness. Additionally, it is fully resistant to harsh weather conditions such as sand, rain, heavy snow, and storms.

[Creating Large Spaces for Travel] The Rymopuey roof bag offers 20 cubic feet of storage space, making it easy to accommodate the luggage for 5-8 people. It significantly increases the vehicle’s load capacity, allowing you to store suitcases, tents, sleeping bags, and more, freeing up space inside the car for a more spacious and comfortable journey. When not in use, the roof bag can be easily folded and stored in a drawstring bag, making it a premium essential for any trip.

[ High Stability & Security ] The anti-slip mat can keep your luggage in place and protect your car roof from scratches at the same time. With 6PCS door hooks and 10PCS 3.8cm reinforced straps,upgrade with two free reinforced straps, the roofing cargo carrier can be installed firmly on cars with or without racks, cross bars or basket on the top seams help the bag remain stable even on the high-speed road or bump road.

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4

COSTWAY

9.4

Excellent

COSTWAY 15/21 Cubic Feet Car Roof Bag, 100% Waterproof Roofing Cargo Carrier with Anti-Slip Mat, Combination Lock & Straps, Rooftop Luggage Storage Box (Black+Grey, 21 Cubic Ft/600L)

Main highlights

【Upgraded Safety】 The car cargo carrier comes with an anti-slip mat, which is designed to protect your car roof from scratches and prevent the luggage from sliding. Besides, it is equipped with a 4 digit combination lock and hooks to prevent the zipper from falling apart at high speeds or bumpy road driving, thus protecting your luggage.

【Great Compatibility】 This rooftop cargo carrier is suitable for kinds of vehicles, such as SUVS, pickups, wagons, hatchbacks, with side rails, cross bars, basket or without roof racks. Equipped with 10 reinforced straps with buckles and 6 door hooks, you can easily and firmly install the rooftop cargo carrier on roof top without racks to ensure a safe trip.

【100% Waterproof and Tearproof Design】 Made of triple-layer high density 840D PVC with well-stitched 4-ply strap seams, the weather resistant car rooftop bag is snow-proof, waterproof, sunproof and dust-proof. Moreover, to ensure 100% water resistance, the waterproof zipper is protected by 10cm extended rain curtain with hook and loop fasteners.

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5

Sailnovo

9.3

Excellent

Sailnovo Car Roof Box, 580L Car Roof Storage Bag Waterproof Roof Bag for Cars with/without Roof Bars for Travel and Luggage Transport, Cars, Vans, SUVs, Black (1000D)

24% Off

Why we love it

Spacious 20 cubic feet storage capacity.

Universal fit for any car or SUV.

Durable, waterproof material ensures protection.

Main highlights

Spacious Capacity
20 cubic feet storage, fits 6 people's luggage, solves space issues.

Versatile Usage
Compatible with any car or SUV, with or without roof rack.

Secure and Durable
Military-grade waterproof material, reinforced straps keep luggage safe.

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6

Sailnovo

9.2

Excellent

Sailnovo Car Roof Box, 580L Car Roof Storage Bag Waterproof Roof Bag for Cars with/without Roof Bars for Travel and Luggage Transport, Cars, Vans, SUVs, Black (1000D)

Why we love it

Spacious 20 cubic feet storage capacity.

Universal fit for any car or SUV.

Durable, waterproof material ensures protection.

Main highlights

Spacious Capacity
20 cubic feet storage, fits 6 people's luggage, solves space issues.

Versatile Usage
Compatible with any car or SUV, with or without roof rack.

Secure and Durable
Military-grade waterproof material, reinforced straps keep luggage safe.

More info
7

SMONTER

9.1

Excellent

SMONTER 520L 100% Waterproof Durable Rooftop Cargo Carrier Bag,Fits All Cars With Rack or No Rails, 4 heavy duty wide straps and buckles, 18.5 Cubic Ft, Black

Why we love it

100 waterproof design prevents damage from sun, wind, rain, and snow

Large extra capacity 18.5 cubic ft to carry everything you need

Safety design with high quality straps for stability and safety on rough roads

Main highlights

【Safety Design】High quality nylon straps of 3.8cm width, can flexibly adjust the length . WIde heavy duty straps let your carge carrier stay firm on the car, which makes it more stavle and safer, especially when you speed up or make turns on a rough ou bumpy road.

【Large Extra Capacity】The car cargo carrier bag with 18.5 cubic ft space (116X90X50cm) maximizes your the cargo space to carry all you need on your trip or adventure.

【100% Waterproof Design】This rooftop bag is made of 500D polyester with mesh material, weather fastness. Waterproof dual seam technology,Two-way water proof zipper design& velcro flap design for double protection,100% waterproof, prevent your goods from being damaged by sunshine, wind, rain and snow on your trip.

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8

Marretoo

8.9

Very Good

Marretoo Car Roof Bag, 21 Cubic Feet Large Roofing Cargo Carrier Bags Waterproof Soft Rooftop Luggage Storage Box for Any Cars with Roof Rack/Rails/Bars, includes Anti-Slip Mat

34% Off

Why we love it

Durable material withstands harsh conditions.

Spacious for family trips.

Easy installation on all cars.

Main highlights

Ultra-Durable Material
Made with 840D PVC, 1-2x stronger than 700D, ensuring longevity.

Perfect for Family Travel
21 cubic feet capacity fits luggage for 5-7 people.

Exceptional Waterproofing
100% waterproof with zippers, flaps, and reinforced seams.

More info
9

Marretoo

8.7

Very Good

Marretoo Car Roof Bag, 21 Cubic Feet Large Roofing Cargo Carrier Bags Waterproof Soft Rooftop Luggage Storage Box for Any Cars with Roof Rack/Rails/Bars, includes Anti-Slip Mat

Why we love it

Durable material withstands harsh conditions.

Spacious for family trips.

Easy installation on all cars.

Main highlights

Ultra-Durable Material
Made with 840D PVC, 1-2x stronger than 700D, ensuring longevity.

Perfect for Family Travel
21 cubic feet capacity fits luggage for 5-7 people.

Exceptional Waterproofing
100% waterproof with zippers, flaps, and reinforced seams.

More info

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Our top pick

1

Sailnovo Roof Box Roof Bag 580L/20 Cubic Waterproof Car Roof Box for Cars without/with Roof Bars/Rack/Rails, Large Roofing Cargo Carrier Bags with Anti-slip Mat, 6 Door hooks
The Sailnovo Roof Box Roof Bag is a versatile rooftop cargo carrier designed to enhance your travel experience. With its robust construction featuring triple-layer 1000D waterproof fabric and a double waterproof curtain, it offers exceptional protection against various weather conditions, ensuring your belongings remain safe and dry. Its generous 15 cubic feet capacity is ideal for family road trips, comfortably accommodating the luggage of 3-5 people without compromising passenger comfort. The bag is designed for universal compatibility, fitting most vehicle models, and is easy to install on crossbars, side rails, or bare roofs. Additionally, its reinforced straps, door hooks, and non-slip pads ensure stability, while reflective strips enhance night-time safety. The Sailnovo Roof Box Roof Bag combines practicality with performance, making it an excellent choice for road trips, vacations, or family relocations.