E-commerce Images
Smart Store Product Thumbnail Preparation Checklist
Prepare square product thumbnails with safe spacing, consistent backgrounds, readable details, and manageable file sizes.
Short answer
Prepare a square image that keeps the whole product visible, uses consistent spacing and background treatment, and remains readable at mobile thumbnail size. Confirm the latest seller-center requirements before final upload.
Key takeaways
- Use contain when the full product must remain visible.
- Use cover only when edge cropping is acceptable.
- Apply one background and spacing rule across the catalog.
- Review the final thumbnail at small mobile size.
Contain and cover are different
Contain keeps the entire product and adds padding when needed. Cover fills the square but can crop the outer edges.
| Mode | Advantage | Risk |
|---|---|---|
| Contain | Whole product remains visible | Padding may appear |
| Cover | Thumbnail looks full | Product edges may be cropped |
| Width only | Keeps the original ratio | A separate square canvas may still be needed |
Catalog consistency matters
Matching background colors, product scale, and margins makes a product list easier to scan and gives the store a more deliberate visual identity.
- Keep product scale consistent
- Check white products against white backgrounds
- Avoid tiny promotional text
- Compress only after resizing
Final upload check
Open the thumbnail on a phone-sized screen and confirm the product category, outline, color, and important included parts remain clear.
Marketplace rules can change. Treat the current seller upload screen as the final authority.
Try it now
Smart Store Image
Prepare product photos for marketplace thumbnails