# Pet carrier bags and backpacks

> What to specify when sourcing soft-sided pet carriers and backpacks in China: fabric, base, hardware, sizing, customization, testing and the main cost drivers.

Source: https://petlivinggear.com/products/pet-carrier-bags/
Updated: 2026-10-25

**Short answer:** Soft-sided pet carriers are usually made in woven polyester or nylon with mesh panels, padding and a stiffened base. Price and risk are decided by fabric, base construction, stitching and hardware, and by the sizing claims you make to shoppers. Define those before asking for quotes.

## What buyers source

Most orders fall into four shapes: shoulder carriers, backpack carriers (including capsule or bubble-window styles), expandable carriers that open into a larger sleeping area, and wheeled carriers. The right shape depends on your shopper: commuters and flyers want light and compact, owners of larger cats and small dogs want a firm base and wider straps.

## Stock model, your logo, or your own design

You can start from an existing stock model, adapt a stock model with your colors and fittings, or develop a new design. The [stock model versus custom mold guide](https://petlivinggear.com/guides/stock-model-vs-custom-mold/) explains the trade-off in minimum order, cost and timing. For a first order, most buyers choose a stock model or a lightly adapted one.

## Specifications to define before you ask for quotes

| Item | What to write |
|---|---|
| Internal size | Length, width, height in cm, and whether it expands |
| Maximum pet weight | The weight you design and test for, not the weight you hope for |
| Outer fabric | Material, denier or weight, coating, color list |
| Lining and padding | Material, thickness, removable or washable |
| Mesh | Placement, area, and tear resistance |
| Base | Rigid insert material, anti-slip underside |
| Hardware | Zippers (brand and size), buckles, clips, safety tether |
| Straps | Width, padding, adjustability, attachment method |
| Branding | Woven label, print or embroidery, position and size |
| Packaging | Polybag, retail box, barcode, language of inserts |

## Materials and construction trade-offs

A heavier outer fabric resists wear but adds weight and cost. Mesh gives ventilation but is the first place a claw damages the bag, so ask where it is reinforced. A stiffened base keeps the bag from sagging under the pet; a thin base saves cost and shows up in reviews. Zipper quality decides how long the product lasts, because pets pull on them, so name the zipper brand or size you want instead of leaving it to the factory.

## Sizing and travel claims

If you describe a carrier as suitable for air travel, you are making a claim about someone else's rules. Airlines publish their own size and weight limits and change them. Give buyers the exact dimensions and your tested maximum weight, and let them check their airline. Our [guide on safety claims](https://petlivinggear.com/guides/pet-product-safety-claims-and-test-reports/) explains which statements need evidence.

## Quality checkpoints

- Compare the sample to the written specification, measure it, and weigh it.
- Load the carrier at your stated maximum weight and carry it for a while; inspect seams and strap anchors afterwards.
- Check zipper pull strength, mesh edges and any exposed stitching that could irritate a pet.
- Check color match, print position and label wording before production, and again on the production batch.

## Documents worth asking for

Ask for material specifications and test reports that match your destination market, and a statement that the production model equals the tested sample. The [compliance checklist in the landed cost tool](https://petlivinggear.com/tools/landed-cost/?category=pet_carrier_bag) lists the usual starting points per market.

## What drives cost

Fabric and padding weight, zipper count and brand, the number of colors and trims, print or embroidery, packaging, and sample fees move the price most. Ask each quote to state which of these it includes, so quotes are comparable.

## Frequently asked questions

### Can I put my own logo on an existing carrier design?

Usually yes. Many manufacturers keep stock models and add your logo, label and colors. That is typically the lowest minimum order and the fastest route to a sample.

### Who decides if a carrier is allowed in an airline cabin?

The airline. Limits differ by airline and route and change over time. Give exact dimensions and a maximum pet weight, and avoid printing an approval claim unless you can name the airline and date.

### What is the most common quality problem?

Weak bases and stressed seams where the strap meets the body. Ask for a load test at your stated maximum pet weight and check the stitching on the sample.

## Related

- [Stock model versus custom mold](https://petlivinggear.com/guides/stock-model-vs-custom-mold/): Stock-mold (public mold) products versus custom tooling for pet products made in China: minimum orders, cost, timing, design exclusivity and IP checks.
- [How to write an RFQ for pet products](https://petlivinggear.com/guides/pet-product-rfq-checklist/): A checklist for writing a request for quotation for pet products made in China, so manufacturers can quote accurately and you can compare answers fairly.
- [Safety claims and test reports](https://petlivinggear.com/guides/pet-product-safety-claims-and-test-reports/): How to read supplier test reports and decide which safety claims you can make about pet carriers, strollers, car restraints, bowls and mats.
- [Importing pet products to the US](https://petlivinggear.com/markets/import-pet-products-to-the-us/): What changes when you import pet products from China into the United States: customs value, duty, fees, additional duties, origin marking and product checks.