Amazon listings, by the rules
Practical guides to what Amazon checks on a listing — titles, bullets, backend keywords, images — written by the people who build Cobalt12.
- 2 October 2026 · 7 min read
Amazon required attributes: what each product type asks for, and where to find it
Amazon required attributes depend on the product type: which fields block a listing, which become required conditionally, and how to find the list for yours.
Read the guide - 25 September 2026 · 8 min read
How to list a product on Amazon: a step-by-step guide for 2026
How to list a product on Amazon: match an existing ASIN or create a new listing, with the GTIN, product type, attributes, copy and images each step needs.
Read the guide - 22 September 2026 · 6 min read
Amazon listing character limits in 2026: every field, with a free counter
Title 75, Item Highlights 125, bullets 255, description 2,000, search terms under 250 bytes: every Amazon listing limit in one table, with a free counter.
Read the guide - 22 September 2026 · 7 min read
Amazon bullet point examples: 25 bullets that pass, by category
Twenty-five Amazon bullet points for five products, each written to pass Amazon’s automated checks, the pattern behind them, and a checker for your own.
Read the guide - 18 September 2026 · 6 min read
Amazon Item Highlights: the 125-character field, explained with examples
Item Highlights is the new searchable line under every Amazon title. What goes in its 125 characters, what Amazon rejects, and before-and-after examples.
Read the guide - 18 September 2026 · 8 min read
Amazon listing audit checklist: 30 checks before you publish or relaunch
A 20-minute, field-by-field audit of an Amazon listing: title, bullets, description, backend keywords, images and attributes, and the traps in each.
Read the guide - 18 September 2026 · 7 min read
How Amazon Rufus reads your listing, and which fields to fill for it
Amazon’s shopping assistant answers questions by reading listings, not keywords. Which fields Rufus draws on, and a practical order for filling them.
Read the guide - 18 September 2026 · 6 min read
Amazon product description rules: 2,000 characters, no HTML, and what to put in them
The 2,000-character limit, why HTML no longer works, what Amazon bans, how the description sits beside A+ Content, and a five-paragraph structure to copy.
Read the guide - 17 September 2026 · 6 min read
Amazon’s 75-character title rule: what changed and how to rewrite your titles
Since July 27, 2026 Amazon titles must fit in 75 characters, with a 125-character Item Highlights line beside them. What changed and how to rewrite yours.
Read the guide - 17 September 2026 · 6 min read
Amazon bullet points: the rules, the limits and examples that pass
Amazon checks bullet points automatically and can remove the ones that break its rules. The limits, what is banned, a structure that works, and examples.
Read the guide - 17 September 2026 · 5 min read
Amazon backend keywords: how to use all 250 bytes
Amazon’s search terms field holds under 250 bytes, not characters, and going over can cost you all of it. What counts, what to leave out, how to fill it.
Read the guide - 17 September 2026 · 5 min read
Amazon main image requirements: the checklist that keeps a listing live
Pure white background, 85% of the frame, no text, 1,000 px or more for zoom: the checklist for Amazon’s main image and why listings get suppressed.
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