How to Write Product Descriptions That Sell

Product descriptions are where most online stores leave money. The photography gets attention, the pricing gets debated, and the description ends up as whatever the supplier provided, copied across hundreds of products.

That matters for two reasons. The description is where a hesitant buyer resolves the last doubt before adding to basket, and it is one of the few places you can say something no competitor selling the same item is saying.

Start with what stops the purchase

A good description answers the questions that would otherwise cause someone to close the tab.

Those questions are knowable. They appear in customer service emails, in pre-purchase chat, in returns reasons and in reviews of similar products, including competitors’. Will it fit. How is it cleaned. Does it work with the thing I already own. How long does it last. What is actually in it. Is the colour accurate.

A description that resolves the top three doubts for a given product will outperform one written to sound appealing, because hesitation rather than desire is what usually stops the sale at that moment.

The structure that works

Buyers scan descriptions rather than reading them, so the shape matters as much as the words.

Open with one or two sentences covering what it is and who it suits, written for someone who may have arrived directly from a search without seeing the category page. Follow with the handful of points that drive the decision, each pairing a fact with its consequence. Then give the full specification in a scannable format for the people who want it. Then handle the practical reassurance: delivery, returns, warranty, sizing.

Different buyers stop at different depths, and this order lets each of them stop where they are satisfied.

Specific beats enthusiastic

“Premium quality”, “beautifully crafted” and “the perfect addition to any home” appear on millions of product pages and carry no information. They are also exactly what a sceptical buyer discounts.

Specifics do the work. Materials with names rather than adjectives. Dimensions in the units your customers think in. Weight. Capacity. What is included in the box and what is not. How long a battery lasts in normal use rather than in a laboratory.

The useful habit is to replace every adjective with a fact wherever one exists. “Durable” becomes the material and the thickness. “Spacious” becomes the internal dimensions and what fits inside.

Write about use, not just properties

A specification tells a buyer what something is. A description should also tell them what it is like to own.

That means naming the situations the product suits and, just as usefully, the ones it does not. A bag described as fitting a 14-inch laptop and a day’s worth of items, but too small for an overnight trip, is more useful than one described as versatile. Saying what a product is not for builds more trust than claiming it does everything, and it reduces returns, which is a direct cost.

Avoid duplicating the manufacturer’s text

Using supplier-provided descriptions is convenient and creates two problems.

Commercially, your page says exactly what every other retailer’s page says, so there is no reason to buy from you rather than whoever is cheapest. In search, you are one of dozens of pages with identical content competing for the same queries, and the one that wins is rarely the smallest retailer.

Rewriting every description is unrealistic for a large catalogue. Prioritising is not. Rewrite the products that drive the most revenue, the ones with the highest traffic and lowest conversion, and the ones that generate the most pre-purchase questions. That is usually a small fraction of the catalogue carrying most of the value, which follows the same logic as deciding how many pages a website needs.

Where search fits

Product pages can rank, and the way to help them is to use the words buyers actually use rather than internal product names.

People search by problem, attribute and use case: the size, the material, the compatibility, the occasion. Including those naturally in the description, because they are genuinely relevant, does more than repeating the product name. Variations matter too, since customers frequently use a different term than the manufacturer does.

What does not help is keyword repetition at the cost of readability. The page has to convert as well as rank, and a description written for a search engine usually fails at the more important job. The wider approach is in ecommerce SEO.

Reviews and questions are free copy

Customer reviews answer questions you did not think to address, in language real buyers use. They also provide the proof that your own description cannot.

Two practical moves follow. Read your reviews for recurring points and fold the useful ones into the description, since if several customers mention that something runs small, the description should say so. And display reviews and customer questions on the page, because a buyer deciding between two similar items will usually pick the one where other people have answered the question they are stuck on.

Short or long?

Length should follow the complexity of the decision rather than a house rule.

A simple, inexpensive, familiar item needs very little: what it is, key specifics, done. An expensive or technical purchase where buyers research carefully needs considerably more, because every question left unanswered is a reason to keep looking.

The test is whether a buyer could decide confidently from the page alone. Anything beyond that is padding; anything short of it is costing sales.

Where descriptions fit in the bigger picture

A strong description cannot rescue a page that loads slowly, has three unclear photographs or hides the delivery cost until checkout. Those are usually larger conversion factors than the words, and they are covered in why pages fail to convert and why websites load slowly.

Descriptions earn their place once those basics are sound, and then they compound: better descriptions improve conversion on every visit you have already paid for.

Improving the descriptions that matter

Start with your top twenty products by revenue. For each, list the three questions buyers ask before purchasing and check whether the page answers them. Replace the adjectives with facts, say what the product is not suited to, and make sure someone arriving cold could decide.

If you want help identifying which product pages are losing the most sales and why, send us your store and your best sellers. We will tell you where the descriptions are costing you conversions. Our conversion copywriting covers the rewrite, and the underlying method is in our guide to website copy that converts.