15L Waterproof Bike Rack Bag with Rain Cover, Rear Bicycle Pannier Trunk Storage Bag for Cycling, Commuting, Touring and Outdoor Adventures
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Bike Rear Rack Bag 15L — Product Description
15L Waterproof Bike Rear Rack Bag with Pannier Storage System
Designed for daily commuting, cycling tours, and outdoor adventures, this 15L Bike Rear Rack Bag provides a practical storage solution for cyclists who need extra carrying capacity without adding bulk. The spacious main compartment, multiple pockets, reflective details, and durable construction make it ideal for road bikes, mountain bikes, e-bikes, and commuter bicycles.
The bag securely attaches to most rear bike racks, keeping personal items organized and protected during cycling.
Key Features
🚴 Large 15L Storage Capacity
The spacious main compartment provides enough room for cycling essentials, including:
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Clothing
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Cycling accessories
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Repair tools
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Wallet and keys
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Phone and charger
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Snacks and travel items
Perfect for commuting, weekend rides, touring, and outdoor cycling.
💧 Water-Resistant Protection with Rain Cover
Made from durable water-resistant fabric to help protect your belongings from light rain and road splash.
Includes a dedicated rain cover for enhanced protection during unpredictable weather conditions.
🔧 Universal Rear Rack Mounting System
Designed with adjustable fixing straps for quick and secure installation on most bicycle rear racks.
Compatible with:
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Road bikes
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Mountain bikes
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Hybrid bikes
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Electric bikes
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City commuter bikes
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Touring bicycles
🌙 Enhanced Night Visibility
Reflective elements improve visibility in low-light conditions, helping increase safety during:
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Night riding
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Early morning commuting
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Long-distance cycling
👜 Multi-Pocket Organization
Features multiple storage areas for better organization:
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Large main compartment
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Front zipper pocket
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Side bottle pockets
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External elastic cord storage area
Keep frequently used items easily accessible while riding.
💪 Durable & Stable Construction
Built with reinforced stitching and structured panels to maintain shape while protecting contents from impacts and vibration.
Product Specifications
| Item | Specification |
|---|---|
| Product Type | Bicycle Rear Rack Bag / Bike Trunk Bag |
| Capacity | 15L |
| Material | High-Density Polyester Fabric |
| Lining Material | Polyester Lining |
| Waterproof Level | Water-Resistant + Rain Cover Included |
| Installation Method | Rear Rack Strap Mount |
| Compatible Bikes | Road Bike, Mountain Bike, E-Bike, Touring Bike |
| Color | Black |
| Closure Type | Zipper Closure |
| Reflective Design | Yes |
| Storage Compartments | Main Compartment + Front Pocket + Side Pockets |
| Application | Cycling, Commuting, Touring, Outdoor Travel |

Product Dimensions
| Size | Measurement |
|---|---|
| Length | Approx. 38 cm / 15 in |
| Width | Approx. 18 cm / 7.1 in |
| Height | Approx. 22 cm / 8.7 in |
| Capacity | Approx. 15 Liters |
| Weight | Approx. 600-800 g |
(Manual measurement may have a slight variation.)
Material Details
| Component | Material |
|---|---|
| Outer Fabric | Durable Polyester Fabric |
| Bottom Panel | Reinforced Anti-Wear Fabric |
| Interior Lining | Smooth Polyester |
| Zippers | High-Quality Metal Zippers |
| Straps | Adjustable Nylon Webbing |
| Reflective Parts | Reflective Safety Material |
Ideal Applications
✔ Daily Bicycle Commuting
✔ Long Distance Cycling
✔ Mountain Bike Trips
✔ Road Cycling
✔ Weekend Outdoor Adventures
✔ Bike Touring & Travel
Why Choose This Bike Rear Rack Bag?
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15L practical storage capacity
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Lightweight and compact design
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Secure rear rack attachment
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Weather-resistant construction
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Multiple organized storage pockets
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Reflective safety features
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Suitable for various bicycle types
A reliable cycling companion for riders who need convenient storage, durability, and everyday practicality.



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We use recycled and eco-friendly materials that comply with GRS, OEKO-TEX Standard 100, FSC and global environmental requirements.
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Our products undergo rigorous chemical and safety testing, including phthalates, cadmium and CPSIA-related requirements for global markets.
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We have extensive OEM/ODM experience serving international brands, with strong capabilities in quality control, production management and customized manufacturing.
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Our professional R&D team supports customized sizes, colors, materials, structures, functions, logos and packaging to meet different brand requirements.
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