---
product_id: 605732918
title: "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+Orange, 15 Cubic Ft/424L)"
brand: "costway"
price: "$176.01"
currency: USD
in_stock: true
reviews_count: 8
url: https://www.desertcart.us/products/605732918-costway-15-21-cubic-feet-car-roof-bag-100-waterproof
store_origin: US
region: United States of America
---

# 100% Waterproof Triple-Layer PVC 4-Digit Combination Lock Security Universal Fit with 10 Reinforced Straps 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+Orange, 15 Cubic Ft/424L)

**Brand:** costway
**Price:** $176.01
**Availability:** ✅ In Stock

## Summary

> 🚙 Elevate your road trip game with secure, spacious, and weatherproof rooftop storage!

## Quick Answers

- **What is this?** 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+Orange, 15 Cubic Ft/424L) by costway
- **How much does it cost?** $176.01 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/605732918-costway-15-21-cubic-feet-car-roof-bag-100-waterproof)

## Best For

- costway enthusiasts

## Why This Product

- Trusted costway brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Spacious Freedom:** Generous 15 cubic feet (424L) capacity fits multiple suitcases, tents, and sleeping bags—perfect for your next adventure.
- • **Slip-Free Stability:** Anti-slip mat and 10 reinforced straps with door hooks guarantee a scratch-free roof and zero sliding during travel.
- • **Lock & Load Security:** Integrated 4-digit combination lock plus zipper hooks keep your belongings safe even on the bumpiest rides.
- • **Weatherproof Warrior:** Triple-layer 840D PVC fabric with rain curtain ensures your gear stays dry and protected from snow, sun, and dust.
- • **Pack & Go Convenience:** Includes storage bag and clear instructions for effortless setup, teardown, and storage—travel smarter, not harder.

## Overview

The COSTWAY 15 Cubic Feet Car Roof Bag is a universal-fit, 100% waterproof rooftop cargo carrier made from durable triple-layer 840D PVC. Featuring a 4-digit combination lock, anti-slip mat, and reinforced straps, it offers secure, scratch-free transport for up to 424 liters of luggage. Ideal for SUVs, hatchbacks, and pickups, it’s designed for easy installation and maximum weather resistance, making it the ultimate travel companion for millennial professionals seeking hassle-free, stylish storage on the go.

## Description

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+Orange, 15 Cubic Ft/424L)

## Features

- 【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.
- 【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.
- 【Roomy Storage Space】 With a large capacity of 15 cubic feet/424L, our luggage storage box can accommodate 4 sleeping bags, 3 medium suitcases, and 2 double tents, perfectly solving the problem of lack of storage space in your vehicle. Therefore, it will be ideal for your family vacation, camping or road trip.
- 【Easy to Setup & Store】 In addition to the heavy duty rooftop cargo bag, the package also includes 1 drawstring storage bag, 1 anti-slip mat, 6 door hooks, 1 luggage lock and clear installation instructions. You can easily place all accessories in the provided storage bag for future use. Note: Please always face the side with logo and no zipper towards the front of the vehicle to better protect your cargo from rain.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Mounting Type | Roof Mount |
| Item Volume | 424 Litres |
| Closure Type | Zipper |
| Shell Type | Soft |
| Manufacturer | COSTWAY |
| Automotive Fit Type | Universal Fit |
| Model | 3225GB35815 |
| Product Dimensions | 112 x 86 x 43 cm; 4.1 kg |
| Item part number | 3225GB35815 |
| Manufacturer Part Number | 3225GB35815 |
| Assembly Required | Yes |
| Country of Origin | India |
| Item Weight | 4 kg 100 g |

## Product Details

- **Brand:** COSTWAY
- **Material:** Polyvinyl Chloride (PVC)
- **Product Dimensions:** 112L x 86W x 43H Centimeters
- **Colour:** Black+Orange
- **Water Resistance Level:** Waterproof

## Images

![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+Orange, 15 Cubic Ft/424L) - Image 1](https://m.media-amazon.com/images/I/71tCzKTlfJL.jpg)
![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+Orange, 15 Cubic Ft/424L) - Image 2](https://m.media-amazon.com/images/I/81AuSyEnOYL.jpg)
![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+Orange, 15 Cubic Ft/424L) - Image 3](https://m.media-amazon.com/images/I/814bDqGdAwL.jpg)
![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+Orange, 15 Cubic Ft/424L) - Image 4](https://m.media-amazon.com/images/I/81VtEr12i6L.jpg)
![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+Orange, 15 Cubic Ft/424L) - Image 5](https://m.media-amazon.com/images/I/81ee-ORud7L.jpg)

## Available Options

This product comes in different **Size, Style Name** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Good product with a miss leading specification
*by P***R on 31 July 2025*

Product quality is good... But they are not sending carry bag and also two straps are missing...

### ⭐⭐⭐⭐⭐ Best Quality Product.
*by A***A on 2 July 2025*

Excellent product, driven 4000kms from Mumbai to Delhi and Rajasthan with this travel bag.not a single complaint. fit and sturdy during entire journey

### ⭐⭐⭐⭐ Good
*by D***D on 9 August 2025*

All is good but the straps shown in app is 6 but delivered with 4 straps.I think it's a delivery agent fraud

## Frequently Bought Together

- 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+Orange, 15 Cubic Ft/424L)
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*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-01-24*