What is the Amazon Buy Box (Featured Offer)?
The Buy Box is the purchase area on an Amazon product page, with the Buy Now and Add to Cart buttons. When several sellers offer the same product, Amazon usually picks one offer to feature there; everyone else ends up behind the See All Buying Options link.
Amazon now officially calls it the Featured Offer, and occasionally shows a second featured offer alongside it, such as a cheaper or faster alternative. That does not change the basic point: the offer that holds the buttons takes the vast majority of the listing's sales.
How the Buy Box algorithm decides
Amazon does not publish the exact formula, but the main factors are well established:
- Landed price: item price plus shipping, compared against the other offers
- Fulfillment: speed, reliability, and Prime eligibility (FBA or Seller Fulfilled Prime)
- Seller performance: order defect rate, cancellations, and late shipments
- Stock: consistent availability, including through demand spikes
Am I Buy Box eligible?
Before you can win the Featured Offer at all, your offer has to be eligible: a Professional selling plan, enough order history, and healthy performance metrics. Eligibility is decided per SKU; you can check it in Seller Central under Manage Inventory by adding the Featured Offer Eligible column. New sellers usually need to build up order history first.
Why sellers lose the Buy Box
The most common causes in practice:
- Another seller has joined your listing and is undercutting your landed price
- Your performance metrics slipped: defects, cancellations, late shipments
- Amazon considers your price too high compared with other retailers or your own price history, and suppresses the Buy Box
- You ran out of stock, even briefly
- Your offer lost Prime eligibility or delivery times got longer
The suppressed Buy Box: when nobody wins
Sometimes Amazon features no offer at all. Shoppers see a See All Buying Options link instead of the buttons. That is a suppressed Buy Box, usually triggered by pricing Amazon considers too high or by listing errors, and it costs almost as much revenue as losing the Buy Box to a competitor, because most shoppers do not buy without the buttons.
How to win the Buy Box back
Recovery starts with the cause, not the symptom:
- Check your landed price against every other offer and your own price history
- Fix performance metrics: order defects, cancellation rate, shipping times
- Correct listing errors and pricing-rule violations
- Check the third-party sellers: who is selling on your listing, and what attributes do their offers show? When in doubt, a specialized partner law firm assesses whether the offer is legitimate
- Then watch the status: Amazon often takes a few days to reassign it
What is a good Buy Box percentage?
Buy Box percentage is the share of page views where your offer was the Featured Offer. If you are the only seller on the listing, it should sit near 100 percent. A sudden drop is the earliest warning sign that a competitor joined your listing, your metrics slipped, or Amazon suppressed the offer. Watch the trend per product, not the absolute number.
How Refix helps
Refix shows the Buy Box status of your products in the dashboard, so you spot changes early. What it takes to find and fix the cause depends on the case. For legal questions, such as unauthorized third-party sellers or pricing rules, specialized partner law firms working with Refix can help. The Buy Box is awarded solely at Amazon's discretion.