Air-drying clay for kids, families, students and artists across New Zealand — no kiln, no oven, just patience.

Air-dry clay hardens at room temperature over 24–48 hours, making it the easy choice for kids' craft, school projects, larger sculptures, and anyone without an oven. Mont Marte air-dry clay comes in terracotta, white, granite and natural finishes. Ships from our Manukau Auckland warehouse with free NZ shipping over $75.

Air-dry vs polymer clay — which do you want?

Use air-dry when you need scale (larger pieces), no oven access, or a matte natural finish. Use polymer clay when you need durability, fine detail, or stronger colour saturation.

Honest answer for kids' craft

For kids: air-dry is usually the easier choice. No oven step (so no adult required mid-project), works at room temperature, easier to repair if something cracks while drying. Use polymer when you want bright colours or jewellery that can be drilled and worn.

What pairs with air-dry clay

Most makers also grab clay modelling tools for shaping detail, and acrylic paint for finishing pieces once dry. Air-dry clay takes acrylic well — paint it once it's fully dried (24–48 hours).

Frequently asked questions

How long does air-dry clay take to set?

24 hours for thin pieces (under 1cm), up to 48 hours for thicker work. Auckland winter humidity can add 25–50%. Don't try to speed it up with a heater — the outside dries faster than the inside and the piece cracks.

Can you paint air-dry clay after it sets?

Yes — acrylic paint works well. Seal with a clear acrylic varnish for a finished look.

Is air-dry clay waterproof?

Not by default. For decorative pieces it's fine indoors. For anything that gets wet, seal with multiple coats of clear varnish — or use polymer clay instead (which is more water-resistant after baking).

Is air-dry clay safe for kids?

Mont Marte air-dry clay is non-toxic and AS/NZS safety compliant. Ages 3+ with supervision.

Do you ship NZ-wide?

Yes — from our Manukau Auckland warehouse. Free NZ shipping over $75. Free local pickup from 14 Bairds Road.