Polymer clay vs air-dry clay: Which one is better?

If you’ve ever fallen down a crafty rabbit hole on TikTok or Pinterest, you’ve likely come across both polymer clay and air-dry clay. But what’s the actual difference between the two? More importantly, which one should you use for your next at-home project?

Whether you're moulding a pair of earrings, sculpting mini plant pots, or crafting with kids on a rainy day, understanding polymer clay vs air-dry clay is the first step to choosing the right medium. Let’s break it all down.

What is air-dry clay?

Air-dry clay is exactly what it sounds like—a soft, pliable clay that hardens when exposed to air. No oven, kiln, or fancy equipment needed.

Key benefits:

  • No baking required: Just sculpt, set aside, and let it dry.

  • Perfect for beginners and kids: Easy to handle and less messy.

  • Ideal for home crafts: From trinket dishes to fridge magnets.

If you’re looking for an easy, creative afternoon project, our air-dry clay kits are a great place to start. They come with everything you need—tools, paint, and of course, clay.

What is polymer clay?

Polymer clay is a synthetic, oven-bake clay that stays soft until it’s cured in a home oven. Think jewellery, buttons, charms—anything you want to be lightweight and ultra-durable.

Key benefits:

  • More durable: Once baked, it’s waterproof and chip-resistant.

  • Bright, vibrant colours: Often doesn’t need painting after.

  • Better for intricate details: Great for miniatures and fine work.

Our polymer clay kits are made with beginners in mind. It includes a curated selection of colours, tools for shaping, and an easy-to-follow guide.

Polymer clay vs air-dry clay: A side-by-side comparison

Feature

air-dry Clay

Polymer Clay

Drying Method

Air (24–72 hours)

Oven-bake (15–30 minutes)

Durability

Can chip if dropped

Waterproof and impact-resistant

Ease of Use

Great for kids & beginners

Requires oven and more control

Finish

Matte, paintable surface

Often glossy and coloured out of the box

Sculpting Detail

Good for basic shapes

Ideal for detailed miniatures

Painting

Needs painting after drying

Often not necessary


What can you make with air-dry clay?

Want a hands-on guide? For beginners, painting kits are the perfect choice for a low-commitment yet rewarding project. Try Pottd’s kits, which include everything you need to paint and seal your air-dry clay creations at home.

What can you make with polymer clay?

It’s the perfect material for small, colourful projects with a lot of personality. Just sculpt, bake, and wear!

How to paint your air-dry clay creations at home

Whether you're painting a ring dish or a name sign, here’s how to get that pro finish:

  1. Wait until it’s bone dry: Rushing this will lead to cracks.

  2. Sand lightly (optional): For a smooth surface, use fine sandpaper.

  3. Prime if needed: Optional, but it helps paint stick better.

  4. Paint: Use acrylics for bold, vibrant colour.

  5. Seal: Use a waterproof sealer if it’ll be handled often.

Everything you need for this process is included in our DIY at-home clay kit. No guesswork required.

So… which one should you choose?

  • Choose air-dry clay if you’re crafting with kids, short on time, or want something easy and fuss-free.

  • Choose polymer clay if you want more durability, detail, or are making functional items, such as jewelry.

Honestly? There’s a reason to love both, and no rule against using both depending on the project.

Ready to get started?

Whether you're team polymer or team air-dry, we’ve got everything you need to bring your ideas to life. Explore our full collection of clay kits and discover a new favourite craft today.

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