Glossary
Listing
One seller's page for a product. The same product can have many listings, each with its own title and price. Vessim collapses them into one product so you can see every price at once. As of October 23, 2026, 387 listings in the Vessim index collapse into 376 products.
One photo, 2 titles
Mountaineering Leisure And Tactical High-Capacity Backpack For Men And Women
Large-capacity Commuter Outdoor Travel Backpack
2 of 11 words in common. The photo is the same, so it is one product.
Why it matters here
At Vessim.
Vessim reads listings and shows objects.
How it worksThe whole method, from a photo to every price.Put it to work
Now say it your own way.
You don't need any of these words to search. Describe what you want, and we'll find the cheapest one that fits.