How To Create and Sell Custom Products Online

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Creating and selling custom products online can be one of the most rewarding ways to build a business, especially if you’re looking to combine creativity with ecommerce.

I’ve gone through this process myself, and while it can be a bit overwhelming at first, it gets a lot easier when you break it down step-by-step.

Whether you’re starting from scratch or transitioning from a traditional online store, this guide will walk you through everything you need to know.

From picking the right niche to setting up fulfillment and marketing your products, I’ll cover all the major pieces — and share tools, ideas, and tips I’ve personally used or tested.

Choose a Niche That Actually Buys Custom Products

The first step to selling custom products is figuring out who you want to sell to. You don’t need to reinvent the wheel here.

The best niches are people who are already emotionally connected to what they buy — and they want it personalized.

Here’s how I narrow down a niche:

What Makes a Good Custom Product Niche?

  • Emotional connection: People buy with emotion and justify with logic. If your product can trigger a feeling — nostalgia, pride, humor, love — you’re onto something.
  • Gifting potential: Custom products make great gifts. Birthdays, holidays, anniversaries, or even just surprise gifts — they all work well.
  • Repeat buying potential: Look for customers who can come back. New parents, pet owners, sports fans, or hobbyists often buy repeatedly.

Niche Examples That Work Well

NicheWhy It WorksProduct Ideas
Dog OwnersHigh emotional attachmentCustom collars, name tags, wall art
New ParentsGifting and milestone momentsPersonalized onesies, blankets
GamersStrong identity and online sharing cultureCustom keycaps, mousepads, posters
Fitness EnthusiastsPassion-driven purchasesCustom gym bottles, shirts
CouplesGreat for gifting and sentimental valueCustom mugs, pillows, art prints

When choosing your niche, make sure to validate it. Search Etsy, Amazon, and Pinterest for product ideas.

If you see similar custom items selling with hundreds or thousands of reviews, that’s a good sign.

Pick a Product Model That Fits Your Budget and Skills

Once you have a niche in mind, the next step is deciding what type of custom products to sell.

There are several different business models depending on how hands-on you want to be, how much you're willing to invest, and how scalable you want the business to be.

Main Custom Product Business Models

1. Print-on-Demand (POD)
This is the easiest and fastest way to get started. You design the product (like a T-shirt or mug), and a third-party company prints and ships it for you when someone orders.

Pros

  • No inventory costs
  • Easy to launch
  • Scalable

Cons

  • Lower profit margins
  • Limited control over fulfillment speed or quality

Popular POD Platforms:

  • Printful – Print-on-demand service with high-quality products and direct integrations with Shopify, Etsy, and more.
  • Printify – POD platform offering competitive pricing and access to multiple global print providers.
  • Gelato – Global POD network focused on fast, local production and shipping for international orders.

If you're just getting started and want a simple, low-risk option, POD is a great way to test ideas without worrying about stock, packing, or shipping.

2. Handmade Custom Products
If you're crafty or already make products by hand, this model gives you full control and higher margins.

Pros

  • Higher profit per item
  • Full control over product quality and packaging
  • Unique product appeal

Cons

  • Time-consuming
  • Harder to scale
  • Requires managing inventory and materials

Popular Platforms:

  • Etsy – Online marketplace ideal for handmade, vintage, and custom products with built-in traffic and search visibility.
  • Shopify – Fully customizable ecommerce platform great for building branded stores and running marketing campaigns.
  • Instagram with Payhip or Stan.Store – Simple storefront solutions for creators selling directly through social media.

This model works well if you're creating something truly unique or want to build a brand around craftsmanship. It's more work, but the personal touch and higher margins can make it worth it — especially for gifts and niche items.

3. Dropshipping Custom Items
Some suppliers allow light customization, such as printing a name or image on items. You don’t hold inventory, but you're limited by the supplier's options.

Pros

  • No inventory
  • Easy to start
  • Broader product range

Cons

  • Long shipping times
  • Risk of quality issues
  • Less control over the brand

Useful Tools:

  • DSers – A Shopify app that helps automate AliExpress dropshipping orders and manage suppliers.
  • AutoDS – All-in-one dropshipping automation tool with product research, importing, and fulfillment features.
  • AliExpress – Large global marketplace where you can source customizable products directly from suppliers.

Dropshipping custom products can work if you're focusing on budget-conscious shoppers or niche novelty items.

It's not the most brandable model, but it can generate quick cash flow if you're strategic with suppliers and product selection.

Design Products That People Actually Want

Now that you know what to sell and how, it’s time to create designs.

This part often scares people off, but you don’t need to be a professional graphic designer to create bestselling designs. Most of the work comes down to research and using the right tools.

Tools to Use for Design

ToolWhat It’s Best ForFree Version
CanvaEasy-to-use templates and fontsYes
KittlVintage style, more creative controlYes
FigmaUI/UX style design workYes

Design Principles That Sell

  • Keep it simple: Most bestselling designs are very clean. Text-based designs with one or two fonts dominate Etsy and Amazon.
  • Use real language: Think about what your audience says or thinks. Use phrases, slang, jokes, or references they’d relate to.
  • Personalization hooks: Give people the option to add a name, date, or inside joke. That’s often enough to charge more and boost conversions.

Design Inspiration Ideas

  • Search Etsy for “[your niche] custom [product]”
  • Browse Redbubble and sort by “best selling”
  • Look at TikTok product ads and check the comments
  • Use Pinterest for visual ideas by niche

Before finalizing a design, it's a good idea to create 3–5 mockups using tools like Canva or Printful's mockup generator. This helps test which visuals are most appealing and likely to catch customer attention.

Set Up Your Online Store

Once your product is designed, you need a way to sell it.

There are a few ways to approach this depending on whether you want a standalone site or to use a marketplace with built-in traffic.

Store Setup Options

PlatformBest ForMonthly Cost (USD)Notes
ShopifyFull control, scalability$39+Tons of integrations and apps
EtsyHandmade/POD productsFree to list + feesBuilt-in traffic
WooCommerceWordPress usersFree + hostingRequires setup and plugins
Stan.StoreContent creators$29+Simple storefront, good for TikTok

Many sellers start with Etsy because it’s easy to set up and comes with built-in traffic from shoppers looking for custom gifts.

Over time, some transition to platforms like Shopify to run ads and have more control over the customer experience.

Store Essentials

Make sure your store includes:

  • A clean product page with clear photos and mockups
  • A short and punchy product title with the personalization angle upfront
  • Clear instructions for customization (e.g. name, color, size)
  • Trust elements like reviews, shipping info, and guarantees

If you’re using Shopify or Etsy, make sure to enable personalization fields. On Etsy, you can do this in the “Personalization” tab when listing the product.

Fulfillment and Shipping

Now that the store is live, you need a system for getting orders to customers. This is where a lot of sellers mess up — slow shipping or poor quality kills repeat business.

Fulfillment Options

1. Print-on-Demand (Automated)
If you’re using Printful, Printify, or Gelato, they handle everything. As soon as an order comes in, it gets fulfilled automatically.

2. Self-Fulfillment (Manual)
If you’re making items by hand, you’ll be packing and shipping orders yourself. Use tools like Pirate Ship or USPS Click-N-Ship to streamline this.

Shipping Tips

  • Always provide tracking — customers expect it.
  • Set clear shipping timelines on your product pages.
  • If you’re international, consider offering premium shipping upgrades.
  • Offer free shipping if you can — it increases conversions.
CompanyIntegrationAvg Ship Time (US)Notes
PrintfulShopify, Etsy2–5 business daysGood quality, wide range
PrintifyShopify, Etsy2–7 business daysLower prices, many suppliers
GelatoShopify, Woo2–6 business daysGreat for international

For handmade items, batch production is an efficient approach. Many sellers set aside time a few days a week to produce and ship all orders at once, which helps streamline workflow and save time.

Marketing Your Custom Products

Having a great product isn’t enough. You need traffic. Ideally free at first, then paid later once you know what works.

The best marketing doesn’t just show the product — it shows the person using it and the emotional response it creates.

Top Free Marketing Channels

1. TikTok
Posting short videos showing your product in use, behind the scenes, or with funny POV content works great.

2. Pinterest
Still one of the top platforms for custom and handmade products. Pin product mockups daily using keywords.

3. Instagram Reels
Similar to TikTok, but easier to build a niche community over time.

4. Etsy SEO
Use every tag, fill out the description fully, and include your main keyword in the title.

Simple Content Ideas

  • “What I ordered vs. what I got”
  • “I made this for my dog and now I’m obsessed”
  • “Why this is the perfect anniversary gift”
  • Time-lapse videos of making or packaging your product
  • Customer testimonials or reactions

Paid Ads (When You’re Ready)

I wouldn’t start with paid ads unless you’ve already made a few organic sales. But when you do, here’s where I’d start:

PlatformBudget to StartType of AdNotes
TikTok Ads$20/dayVideo AdsBest for fast feedback
Meta Ads (FB/IG)$15–25/dayConversion CampaignsGood for retargeting and testing
Etsy Ads$1–5/dayKeyword-based adsHelps boost listing visibility

Make sure to track everything — even if it's just using Shopify Analytics and Etsy’s built-in tools.

Final Thoughts

Selling custom products online is one of the most flexible and low-risk ways to build an ecommerce business.

Whether you're doing it as a side hustle or aiming for a full-time income, the steps are always the same: pick a niche, design something people care about, sell it through a simple store, and market it consistently.

Start small. Test ideas fast. Double down on what works.

If you’re patient and willing to learn, this can turn into a real income stream.

Bogdan Rancea

Bogdan Rancea is the co-founder of Ecommerce-Platforms.com and lead curator of ecomm.design, a showcase of the best ecommerce websites. With over 12 years in the digital commerce space he has a wealth of knowledge and a keen eye for great online retail experiences. As an ecommerce tech explorer Bogdan tests and reviews various platforms and design tools like Shopify, Figma and Canva and provides practical advice for store owners and designers.

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