1 / 7BIGTEDDY Waterproof Bicycle Rear Rack Bag
Waterproof: The BIGTEDDY bicycle rear rack bag is a soft-sided carry bag with reflective binding, external mesh pockets and a claimed easy-attach design. Its listed dimensions are unusual, so confirm the size before relying on it for a particular load or rack.
At a glance
- Reflective binding is listed as a design feature.
- External mesh pockets are described as easy to access.
- The listing claims the bag attaches to different rear racks, but gives no specific compatibility measurements.
Often bought together

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Pros and cons
Pros
- External mesh pockets provide a stated option for quick access to smaller items.
- Reflective binding and a lightweight-fabric claim add practical details for cycling use.
Technical specifications
9 specifications| Brand | BIGTEDDY |
|---|---|
| Colour | Black |
| Vehicle type | Bicycle |
| Shell type | Soft |
| Pattern | Solid |
| Mounting type listed | Seat Mount |
|---|---|
| Dimensions listed | 10L x 406W x 406H centimetres |
| Handle | Web Handle |
| Pocket description | Zippered Pocket |
|---|
What to know before buying
Listing details to confirm
The listing details are inconsistent or unconfirmed: it calls the bag waterproof, but does not provide a specific water-resistance rating, and its stated dimensions of 10L x 406W x 406H centimetres appear unusual for a bicycle bag. Confirm the intended size and weather protection before purchase.
Who is it for?
A good fit for
- Cyclists seeking a soft rear-rack bag with external mesh storage and reflective binding.
- Buyers who can confirm that the stated mounting and dimensions suit their bicycle and cargo needs.
Less suited to
- Buyers needing a clearly specified capacity, verified rack fit or a defined level of waterproof protection.

Customer reviews on Amazon
- 5 stars
44% 44% - 4 stars
21% 21% - 3 stars
19% 19% - 2 stars
7% 7% - 1 star
9% 9%
Only aggregate ratings are supplied, with no customer-comment summary. The distribution spans all star levels and is mixed, so it does not establish specific strengths or problems. For a buyer, the uncertain dimensions and unspecified level of water protection are more useful points to verify than the ratings alone.
Frequently asked questions
What are the listed dimensions?
The listing gives 10L x 406W x 406H centimetres. This appears unusual for a bicycle bag, so confirm the intended dimensions with the selected listing before buying.
Is the bag waterproof?
The product title describes it as waterproof, but no water-resistance rating or test details are supplied. Do not assume a particular level of protection.
What mounting type is listed?
Seat Mount is listed, and the description claims attachment to different rear racks. Specific rack compatibility measurements are not provided.

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