Soft sided luggage carriers expand your vehicle’s cargo space while staying flexible, compact when not in use, and easy to install. The following five products offer durable materials, waterproof protection, and versatile mounting options for cars with or without roof racks. This guide compares capacity, features, and installation ease to help you choose the right roof bag for family trips, weekend getaways, and cross-country drives.
| Product | Brand | Capacity |
|---|---|---|
| Car Rooftop Cargo Carrier Bag, 15 Cubic Feet | Asinking Store | 15 cu ft |
| Asinking Car Roof Bag Rooftop, 21 Cubic Feet | Asinking Store | 21 cu ft |
| Asinking Car Rooftop Cargo Carrier Bag, 100% Waterproof Non-Rip 20 Cu Ft | Asinking Store | 20 cu ft |
| Rooftop Cargo Carrier, 21 Cubic Feet | MCBD Store | 21 cu ft |
| Sunnyglade Waterproof Roof Top Cargo Bag 15 Cubic Feet | Sunnyglade Store | 15 cu ft |
Asinking Rooftop Carrier Bag, 15 Cu Ft

The 15-cubic-foot Asinking rooftop carrier uses heavy-duty 840D PVC fabric with triple-reinforced welded seams for durability in rough weather. It features waterproof zippers with wide Velcro flaps for added protection against leaks. Easy installation is supported by an anti-slip mat, 8 adjustable straps, door hooks, robust buckles, and a smooth zipper to secure luggage to most vehicles. The bag is designed to minimize movement and noise during drives, making it suitable for family trips with multiple suitcases or equipment.
Asinking Rooftop Carrier Bag, 21 Cu Ft

This 21-cubic-foot model emphasizes waterproof reliability with a 900D PVC tarpaulin construction and heat-welded seams. It ships with a non-slip mat, luggage lock, and multiple security hooks for stable installation. The design supports use on vehicles with or without roof racks and folds for compact storage when not in use. The universal fit and reinforced materials aim to accommodate long road trips and families traveling with gear, clothes, and outdoor equipment.
Asinking 20 Cu Ft Ultimate Roof Bag

Positioned as a feature-rich option, this 20-cubic-foot bag claims upgrades over previous versions with IPX66 waterproofing, triple-layer protection, and a 3-sided watertight zipper with a storm flap. It supports installation on cars with or without racks via door frame hooks and an upgraded swivel-rings strap system. The rigid buckles and heavy-duty straps are designed to minimize friction and noise, while anti-scratch pads protect door finishes during mounting.
Rooftop Carrier, 21 Cu Ft By MCBD

MCBD’s 21-cubic-foot carrier uses 900D PVC with heat-welded seams and a reinforced zipper system. The design includes a combination lock and safety straps, plus reflective logo details for nighttime visibility. It emphasizes secure attachment for families traveling with multiple suitcases, sporting gear, or holiday supplies and includes a storage bag and anti-slip mat for convenient storage and protection against road spray.
Sunnyglade 15 Cu Ft Waterproof Roof Top Bag

Sunnyglade’s 15-cubic-foot bag focuses on 100% waterproof protection, a roomy interior, and compact storage when not needed. It uses an oversized zipper closure with a robust seam to shield cargo from rain and debris. The bag’s 15 cu ft capacity makes it a practical choice for weekend trips, accommodating clothing and smaller luggage while preserving interior cabin space.
Buying Guide
- Capacity and uses: Consider the number of travelers and typical luggage size to choose between 15–21 cu ft. Larger bags free interior space but require more secure mounting.
- Waterproofing and durability: Look for high-denier fabrics (like 900D or 840D), heat-welded seams, and sealed zippers to protect contents in rain or snow.
- Mounting system: Evaluate compatibility with vehicles with or without roof racks. Door-frame hooks, anti-slip mats, and adjustable straps reduce movement and friction while driving.
- Security: Some bags include combination locks or integrated strap systems to prevent theft and zipping slippage during travel.
- Storage and maintenance: Foldable designs save space when not in use. Durable materials and reinforced stitching prolong service life in harsh weather.
- Safety and visibility: Reflective elements or bright colors improve nighttime visibility and reduce the risk of collisions or misloading.
- Installation ease: Panels with straightforward setup, fewer parts, and clear instructions save time on road trips and reduce the chance of improper mounting.
- Budget vs. value: Higher-capacity, fully waterproof models may cost more but often deliver better long-term protection and reliability for frequent travelers.