How to Write Product Descriptions That Sell: A Simple Formula With Examples
Learn how to write product descriptions that sell, with a simple formula, before and after examples, a template and the claims to avoid.
In this guide
- Why most product descriptions don't sell
- How to write product descriptions that sell: a 5-part formula
- Before and after examples
- Swap vague words for facts
- Match the length to the product
- Format for phones and skimmers
- Be careful with claims
- Write for Google without writing for robots
- Using AI without sounding like AI
- A template you can copy
- Check before you publish
- Your next step
How to write product descriptions that sell comes down to one habit: answer the questions a shopper would ask you in person. Say who the product is for, what it does for them, the exact details they need to decide, and what could stop them buying. Then write it in plain words, with short lines they can scan. A good description isn't clever writing. It's complete, specific and honest, and it removes doubt.
Online shoppers can't pick anything up or ask a shop assistant. Your words have to do that job. This guide gives you a formula you can use on every product, with before and after examples using fictional sample products.
Why most product descriptions don't sell
Most weak descriptions fail in one of three ways:
- They're vague. "High quality" and "perfect for everyone" could describe anything.
- They're copied. Supplier text appears on every other store selling the same item.
- They're incomplete. The shopper has to guess the size, the material or what's in the box.
Incomplete copy costs you the most. UX research firm Baymard Institute, in a 2021 article, reported that when information is missing, users may leave to research elsewhere, make wrong assumptions, or doubt the site itself. Wrong assumptions can also turn into returns.
How to write product descriptions that sell: a 5-part formula
I use the same structure for nearly every product. Change the length, not the order.
| Part | Question it answers | Length |
|---|---|---|
| 1. Opening line | What is this, and who's it for? | 1 to 2 sentences |
| 2. Main benefits | Why would I want it? | 3 to 5 bullets |
| 3. Specifics | Will it work for me? | Short list or table |
| 4. Objections | What might go wrong? | 2 to 4 short answers |
| 5. Proof and next step | Why trust you? | 1 to 2 lines |
1. Open with the product and the buyer
Start with what it is and who it suits. Don't open with a story about your passion or a line such as "Introducing our amazing new..."
- Before: "Elevate your everyday with our premium mug collection."
- After: "A 12 oz stoneware mug for people who take their time, with a thick wall that holds heat through a slow first cup."
The second version tells a shopper the product, size, material and benefit in one sentence. Before you write yours, know exactly who you're talking to. If your product research showed a clear buyer, use their words.
2. Turn features into benefits
A feature is what the product has. A benefit is what that means for the buyer. You need both, because a benefit without a fact sounds like hype, and a fact without a benefit leaves the shopper to do the thinking.
The "which means" test helps. State the feature, add "which means," and finish the sentence.
| Feature | Benefit |
|---|---|
| Thick stoneware wall | Coffee stays warm longer than in a thin mug |
| Wide loop handle | Fits four fingers, so it's comfortable when full |
| Glazed inside | Easier to rinse clean and less likely to hold old flavors |
| Dishwasher safe | You can skip hand washing on busy days |
Check that each benefit is true for your product before you use it. If you haven't tested how long the mug holds heat, don't give a number.
3. Add the specifics people need
This is where sales are often won. Give the facts a careful buyer will look for:
- Dimensions and weight, with units
- Materials and ingredients
- Capacity, fit or size guidance
- What's included in the box
- Compatibility, such as model numbers for accessories
- Care instructions
- Color notes, if photos could be misleading
Baymard's 2021 article specifically flags materials, dimensions and compatibility as details that are often missing. Plain language helps too. "About the size of a paperback" is easier to picture than numbers alone, so use both. Don't list a model series if buyers need to know the exact model number.
4. Answer objections before they're asked
Think about why someone might hesitate. Every customer question you've received is a clue, and so are the reviews on similar products.
For our sample mug, those might be:
Will it fit under my coffee machine? It's 3.7 inches tall, so measure the gap under your spout first.
Is it microwave safe? Yes, but the handle can get warm, so take care when lifting it out.
What if it arrives broken? Send a photo within 30 days and we'll replace it.
A short FAQ can also keep the main copy cleaner. Baymard suggests moving detailed questions into FAQ and Q&A sections, because a description alone tends to become either too long or too thin.
5. Finish with proof and a next step
Close with what supports your claims: genuine reviews, your return policy, or a concrete fact about how the product is made. Keep this real. Never invent a review or a customer count.
Before and after examples
These two examples use fictional sample products made up for this guide.
Example 1: fictional Harbor Stone Mug
Before:
Our premium mug is crafted with the finest materials for the ultimate drinking experience. This stylish, high-quality mug is perfect for any occasion and makes a great gift. Order yours today!
After:
A 12 oz stoneware mug for slow mornings. The thick wall keeps your coffee warmer than a thin mug, and the wide handle fits four fingers.
- Comfortable: wide loop handle with room for your whole hand
- Easy to clean: smooth glazed interior, dishwasher safe
- Sturdy: heavy base that won't tip easily
Details: 12 oz (355 ml). 3.7 in tall, 3.3 in wide. Stoneware. Microwave and dishwasher safe. Each glaze varies slightly, so yours may not match the photo exactly.
Returns: arrived damaged? Send a photo within 30 days and we'll replace it.
The "after" version has no adjectives doing heavy lifting. It tells the buyer what they're getting, and it deals with a likely complaint (glaze variation) before it becomes a return.
Example 2: fictional TrailFold Daypack
Before:
The TrailFold Daypack is the perfect companion for all of your adventures. Made with durable materials and designed for ultimate versatility, you'll never want to leave home without it.
After:
A 20 liter daypack that folds into its own pocket, for travelers who need a second bag once they arrive.
- Packs small: folds down to about the size of a large orange
- Fits a day out: room for a jacket, water bottle and lunch
- Handles light rain: water-resistant nylon, though it isn't waterproof
Details: 20 L. 15 oz. 18 x 11 x 7 in. Two side pockets and one zip pocket. Not designed for laptops.
Good to know: this is a lightweight travel bag, not a hiking pack. If you're carrying heavy loads, it won't give you the support you need.
Look at the last two lines. Saying who a product isn't for feels risky, but it builds trust and prevents the wrong sale, and a wrong sale usually means a return.
Swap vague words for facts
When you edit, look for words anyone could claim and replace them with something only your product can say.
| Vague | Specific |
|---|---|
| High quality | Full-grain leather with stitched seams |
| Comfortable | Padded straps, 2 in wide |
| Long lasting | Replaceable blade, sold separately |
| Great gift | Arrives in a gift box with no price tag |
| Lightweight | Weighs 15 oz |
| Easy to use | Set up in three steps with no tools |
Match the length to the product
There's no ideal word count. Length should follow how much a buyer needs to know.
| Product type | Suggested length | Focus |
|---|---|---|
| Cheap, simple item | 50 to 100 words | Basics, sizing, what's included |
| Mid-priced item | 100 to 200 words | Benefits, specifics, objections |
| Expensive or complex item | 200 words or more, split into sections | Comparisons, proof, detailed specs |
For your most important or complicated products, try feature highlights. Baymard's 2018 article on structure recommends pairing an image with a short headline and paragraph for each of two to six core features. It takes more work, so save it for your best sellers.
Format for phones and skimmers
Assume people will skim on a small screen. Put the opening line and key bullets high on the page, keep paragraphs to two or three lines, and put specs in a labeled list. Then read it on your phone before you publish. If it looks like a wall of text, cut it down.
Be careful with claims
A persuasive description still has to be true. In the US, the FTC's advertising guide for small businesses says claims must be truthful and that advertisers need proof before an ad runs. Other countries have similar consumer protection rules, so check yours.
Use these as your working rules:
- Be careful with comparisons. "Warmer than a thin mug" is modest. "Keeps coffee hot 3x longer than any other mug" needs test data.
- Treat health and safety claims with extra care. The FTC's health products guidance expects competent and reliable scientific evidence. Don't say a product treats, cures or prevents anything unless you can prove it and you're allowed to make the claim.
- Check environmental claims. Words such as "eco-friendly" or "biodegradable" can imply more than you can support. The FTC has specific Green Guides on this.
- Verify supplier claims. If a supplier says "waterproof" or "BPA-free," ask for evidence before repeating it.
- Use only genuine reviews. The FTC's rule on reviews and testimonials bans fake reviews. Penalties can reach up to $53,088 per violation, the figure the FTC cited in its December 2025 warning letters.
Subjective language is fine in moderation. "Our favorite mug for slow mornings" is an opinion, and the FTC notes that subjective claims get less attention than factual ones. Save your care for anything that can be measured or tested.
Write for Google without writing for robots
Use the words buyers search for, once or twice, where they fit naturally. Put your product type in the title and first line. Then stop. Repeating a phrase doesn't help, and Google's SEO Starter Guide treats keyword stuffing as a spam policy issue.
If you use Google Merchant Center, the description rules are stricter than on your own site. As of November 2026, Google allows up to 5,000 characters and advises putting the key details in the first 160 to 500 characters. Your feed text shouldn't include promotional wording, shipping details, your company name or links.
For more on search, read our guide to ecommerce SEO for beginners.
Using AI without sounding like AI
AI can give you a useful first draft. Shopify says Shopify Magic can generate product descriptions at no extra charge on paid plans, as of November 2026. But AI doesn't know your product. Left alone, it reaches for "elevate," "seamless" and "perfect for any occasion," and it can invent details.
Give it your real specs, your buyer and your customer questions. Then check every fact and cut anything you couldn't say out loud to a customer. Google's guidance on generative AI content also asks site owners to fact-check AI content before publishing. In Merchant Center, Google has a separate structured_description attribute for AI-generated descriptions, so look at that if you submit a feed.
A template you can copy
[Product type and size] for [specific buyer], with [main benefit].
- [Benefit]: [feature that proves it]
- [Benefit]: [feature that proves it]
- [Benefit]: [feature that proves it]
Details: [size, weight, materials, what's included, care].
Good to know: [limitation or who it isn't for].
Questions: [top 2 or 3 objections, answered].
[Return policy or genuine proof].Check before you publish
- Could this description fit a competitor's product? If so, make it more specific.
- Have you stated the size, material and what's included?
- Have you answered the top customer questions?
- Can you prove each factual claim?
- Does it read well on a phone?
- Would you say it out loud to a customer?
Your next step
Don't rewrite your whole store at once. Pick your best seller, or the product that gets lots of visits and few sales, and rewrite it using the formula. If you sell on thin margins, check your profit margin first so you focus on products worth the effort. If you're still at the idea stage, this formula doubles as a test of whether a product idea is worth pursuing: if you can't say who it's for and why they'd want it, you're not ready to sell it.
