How to Remove Background of Product Images by using Smart Bulk Image Upload and Pxl – Background Remover

April 10, 2026
Image Management
9 min read
a product photo with background being erased revealing a clean white surface

Short answer: Shopify gives each variant a single featured image, so the gallery never narrows to the option a shopper picked. Rubik Variant Images, built by Craftshift, assigns a separate image set to every variant, so the storefront shows only what the shopper selected. Free to install, 5.0 stars across 420 reviews.

Many jewelry stores photograph products on cluttered surfaces. Against competitor listings with clean white backgrounds, those products look amateur and conversion rates suffer. Removing the background of product images in Shopify is one of those tasks that seems minor until you realize how much it affects the way customers perceive a store.

The problem isn’t doing it for one image. Any free tool can handle that. The problem is doing it for 600 images, then getting those cleaned-up images back into Shopify matched to the correct products. That’s where most merchants stall. They remove backgrounds in one tool, download a ZIP, then spend hours re-uploading and re-matching images in the Shopify admin.

This post covers a workflow using two tools together: Pxl Background Remover for the actual background removal, and Smart Bulk Image Upload for getting those processed images back into Shopify matched to the right products by SKU. Neither tool is complicated on its own. The power is in chaining them.

In this post

Why clean backgrounds matter for product photos

Google Shopping requires a white or transparent background for product listing ads. That alone should be reason enough. But beyond feed compliance, clean backgrounds do three things for your store:

They make your collection pages look consistent. When every product card has a clean background, the grid looks professional. When half your products have kitchen-table backdrops and the other half have studio white, the whole collection looks disjointed. Customers notice this even if they can’t articulate why something feels off.

They reduce file size. Removing a busy background and replacing it with solid white compresses much better in JPEG and WebP formats. Smaller files mean faster page loads. If you are worried about page speed and SEO, image optimization is low-hanging fruit.

They help your product image SEO. Clean product images get picked up by Google Image Search more often. Google’s product recognition algorithms work better when there’s no visual noise competing with the actual product.

The two-tool workflow

Here is the full pipeline. It sounds like a lot of steps, but once you do it once, the whole thing takes less time than manually editing 50 images in Photoshop.

Three phases: export (optional), process, re-upload. If your images already live on your computer, skip the export. If they are already in Shopify and you need to replace them, use our Export Product Images app to download them with SEO-friendly filenames first.

The key insight: Smart Bulk Image Upload matches images to products using SKU-based filename matching. So if you name your background-removed files using SKUs, the upload process becomes automatic. No dragging, no manual product selection. Just drop the files and let the matching happen.

Step 1: remove backgrounds with Pxl

Pxl Background Remover is a standalone background removal tool. You feed it product photos and it outputs transparent-background PNGs. The AI detection handles most product types well (clothing, accessories, electronics, furniture). Edge cases like very fine jewelry chains or translucent bottles sometimes need a manual touch-up, but for 90% of typical Shopify product catalogs, the automatic output is production-ready.

Process your images in batches. Don’t try to run 600 at once if the tool supports batch sizes. Go 50-100 at a time. Check the output of the first batch before proceeding. If the AI is struggling with a particular product category (glass bottles are notorious), you’ll know immediately and can adjust your approach.

After processing, you will have a folder full of transparent-background PNGs. If you need white backgrounds instead (for Google Shopping compliance), add a white fill layer in any image editor, or convert the PNGs to JPEGs which naturally fill transparent areas with white.

One thing that drives me up the wall: merchants who remove backgrounds and then save as full-resolution 5000x5000px PNGs. A single product image at that size can be 15MB. Shopify will accept it, but your pages will crawl. Resize to 2048px on the longest edge and use our Image Compressor before uploading. Your customers (and Google) will thank you.

Step 2: bulk upload to Shopify with Smart Bulk Image Upload

Smart Bulk Image Upload is a Shopify app built for exactly this workflow. You drop hundreds of images into the app (via drag-and-drop or Google Drive folder), and it matches each image to the correct product using SKU-based filename matching.

Here is how matching works: if your product’s SKU is JWL-RING-042 and your file is named JWL-RING-042-front.jpg, the app matches them automatically. No manual selection needed. It scans the filename for known SKUs and attaches the image to the matching product.

For merchants with hundreds of products, this turns a full day of manual work into a 20-minute batch job. Upload the folder, confirm the matches, click process. Done.

Progress tracking shows you which images matched, which didn’t (usually a typo in the filename), and any errors. Fix the mismatches, re-run the failures, and you’re set.

If your SKUs aren’t set up or are inconsistent, fix that first. Our SKU Generator can help you create a consistent naming scheme. Good SKUs don’t just help with image uploads. They help with inventory, fulfillment, and analytics too.

File naming conventions that save time

The naming convention you use determines how smoothly the upload goes. Here is what I recommend:

SKU-angle-number.jpg

For example: BLU-JACKET-M-front-1.jpg, BLU-JACKET-M-back-1.jpg, BLU-JACKET-M-detail-1.jpg.

This gives you three benefits. The SKU prefix enables automatic matching in Smart Bulk Image Upload. The angle descriptor helps with alt text generation later. And the number suffix lets you control gallery order. Three birds with one naming convention.

Avoid spaces in filenames. Avoid special characters. Stick to lowercase, hyphens, and numbers. And for the love of everything, don’t leave your files named IMG_4392.jpg. That helps nobody. Not the upload tool, not Google, not your future self trying to find a specific image six months from now.

If you already have hundreds of poorly named files, the Bulk Image Renamer can batch-rename them using a pattern. Set the pattern to {sku}-{index} and rename your entire image library in one pass.

When NOT to use a white background

This might sound contradictory after everything above, but white backgrounds aren’t always the right call.

Lifestyle images sell context. A customer looking at a sofa wants to see it in a living room, not floating in white space. A watch on a wrist tells a different story than a watch on white. So the move is: use clean white backgrounds for your primary product images (the ones that show in collection grids and Google Shopping), and keep lifestyle shots as secondary images in the gallery.

Also, if your brand aesthetic is dark or moody (think luxury candles, artisan coffee, handmade leather goods), a white background can actually work against you. It strips the product of the vibe your brand is built on. In those cases, consider a consistent neutral background color instead of pure white.

And if you are using variant-specific image galleries, you can mix both approaches. White background as the first image for each variant (clean grid appearance), lifestyle images as additional variant images (context for buying decisions). Best of both worlds.

Before you commit to a full background removal pass, test with 10 products first. Upload the cleaned images, check how they look on your product pages and in collection grids. If the result feels sterile for your brand, adjust before processing the entire catalog.

FAQ

Which Shopify app should I use for remove background product images?

Rubik Variant Images, built by Craftshift, is the app we build for this. It holds 5.0 stars across 420 reviews and carries the Built for Shopify badge. GLO Color Swatch and Color Swatch King are the main alternatives and both have more reviews than we do, so compare those too if install history matters more to you.

Can I remove backgrounds directly inside Shopify?

Shopify’s built-in image editor has basic editing tools but no background removal feature. You need a third-party tool or app for that. Process your images externally and then upload to Shopify.

What file format should I use after removing backgrounds?

PNG if you need transparency (product floating over any background). JPEG or WebP if you’re filling the background with white. JPEG files are smaller and load faster. For most Shopify use cases, white-background JPEGs are the best balance of quality and file size.

Does Smart Bulk Image Upload replace existing images or add new ones?

It adds new images to the product. If you want to replace existing images, delete the old ones first through the Shopify admin or use a bulk operation. The app does not automatically overwrite existing product images.

How does SKU-based matching handle products with multiple variants?

Each variant can have its own SKU. If you name your files with variant-level SKUs, the app matches images to the correct variant. If you use the parent product SKU, all images go to the product gallery without variant assignment.

Is Google Shopping really strict about white backgrounds?

For product listing ads, yes. Google’s image requirements specify a white, gray, or light-colored background for the primary product image. Lifestyle images can go in additional image slots. Non-compliant images can get your products disapproved from the feed.

Need to get hundreds of product images into Shopify fast? Install Smart Bulk Image Upload from the Shopify App Store and try SKU-based matching on your catalog.

Co-Founder at Craftshift

You may also like