Waterproof Bike Rack Bag 18L Adjustable Backpack Straps
📦 Shipping Information
- US Warehouse In-Stock: 3–5 business days
- International Shipping (if US stock is unavailable): 7–14 business days
Free Shipping on Orders $50+
🚲 Bicycle Shipping
Delivery Times
- Standard: 40–60 business days
- Expedited: 25–30 business days
Shipping Fees
- Small Bikes: $40 Standard | $70 Expedited
- Large Bikes: $130 Standard | $200 Expedited
No additional taxes or fees. Choose the shipping option that works best for you.
We offer a 30-day return and exchange policy starting from the date you receive your item.To be eligible, products must be unworn, unused, with tags attached, in original packaging, and accompanied by proof of purchase. If the item is defective, damaged, or incorrect, we cover the return shipping cost; for size or personal preference returns, the customer is responsible for shipping fees. Please inspect your order within 72 hours and contact us for any issues. EU customers have a 14-day no-questions-asked return right. Refunds will be processed within 10 business days after we receive and inspect your return. Please contact customer service before returning items and send returns to the designated address; unauthorized returns will not be accepted. For questions, email info@rockbrosusa.com.
At ROCKBROS, we offer a worry-free 2-year warranty to ensure your satisfaction. Whether it's a defect or product issue, simply reach out to us at info@rockbrosusa.com with your order details. We'll handle the rest to make sure your experience is smooth and hassle-free.
Product FEATURES
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Dual Form with Variable Backpack: This multifunctional bicycle shelf bag easily converts into a backpack using built-in shoulder straps. The zipper allows for quick transformation, making it versatile for both cycling and carrying.
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Large Capacity & Adjustable Storage: The bag offers up to 18L of space, perfect for storing cycling gear. The roll opening design allows you to adjust the capacity based on your storage needs.
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Waterproof Design: Made with a seamless compression process, the outer layer is welded, and the inner layer is fully glued, ensuring no water seepage, even during long-distance rides in the rain.
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Quick Installation: Compatible with a variety of bike racks, the adjustable buckle system allows for easy and secure installation. It fits racks with a minimum spacing of 10cm and a maximum of 20cm.
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Additional Functional Features: Includes a helmet fixing buckle on the side for extra storage, reflective logos for visibility, and side hooks for attaching taillights. The chest buckle can also double as a whistle for added safety.
- These bicycle rack bags suit various bike types, such as mountain, road, electric, etc（not compatible with folding e-bikes）.
-
Dual Form with Variable Backpack: This multifunctional bicycle shelf bag easily converts into a backpack using built-in shoulder straps. The zipper allows for quick transformation, making it versatile for both cycling and carrying.
-
Large Capacity & Adjustable Storage: The bag offers up to 18L of space, perfect for storing cycling gear. The roll opening design allows you to adjust the capacity based on your storage needs.
-
Waterproof Design: Made with a seamless compression process, the outer layer is welded, and the inner layer is fully glued, ensuring no water seepage, even during long-distance rides in the rain.
-
Quick Installation: Compatible with a variety of bike racks, the adjustable buckle system allows for easy and secure installation. It fits racks with a minimum spacing of 10cm and a maximum of 20cm.
-
Additional Functional Features: Includes a helmet fixing buckle on the side for extra storage, reflective logos for visibility, and side hooks for attaching taillights. The chest buckle can also double as a whistle for added safety.
- These bicycle rack bags suit various bike types, such as mountain, road, electric, etc（not compatible with folding e-bikes）.
Frequently asked questions
When will my order arrive?
Most orders are processed in 1–2 business days. Standard delivery within the contiguous United States is typically 3–5 business days. Delivery times can vary by destination and warehouse availability.
Can I return this product?
Most unused items in their original condition and packaging can be returned within 30 days of delivery. Sale items and gift cards are not returnable. Contact info@rockbrosusa.com before sending a return.
Does this order qualify for free shipping?
Eligible orders of $50 or more receive free standard shipping; bikes may be excluded. Standard shipping for orders under $50 is $5.99. See the Shipping Policy for current service areas and exceptions.