Jesmonite

Jesmonite is a bit like the magic of concrete... without the heaviness. A lightweight, soft-to-the-touch, ultra-trendy material that creates objects that are both raw and elegant . At JOY!, we love it for its sculptural look, its mineral hues, and its way of capturing light without ever overdoing it.

In this collection, you'll find Jesmonite kits to get you started at home : a wavy tray on a console table, a Jesmonite tray for your favorite jewelry, or a small designer pot for your brushes, dried flowers, or nothing at all – just for the pleasure of the eyes.

It’s the arty and modern touch that makes the difference!

The essential Jesmonite kit ✨ (seen on TikTok)

If you're looking for a reliable first kit to get started, this is the place!

Our complete kit guides you towards decorative objects with a mineral finish, clean, modern, and truly beautiful .

Buy the Jesmonite kit 💛

8 products

Kit Jesmonite complet - Terrazzo JOY!

Jesmonite: what exactly is it?

Jesmonite is a composite material and an eco-friendly option widely used in DIY and design. It typically consists of a water-based resin (liquid base) and a mineral powder (powder base). Once mixed, these two components become a pourable fluid that quickly hardens in a mold.

The result: an artistic project with a mineral , modern, very “decorative” finish, with real creative freedom (marbled effects, terrazzo, inlays…).

Kit Jesmonite complet - Terrazzo JOY!

What is Jesmonite used for? (recommended uses)

Jesmonite is recommended for creating decorative and useful objects, with a very "designer's workshop" look:

  • Trinket trays, small bowls, decorative trays
  • Candle holders, jewelry stands, soap dishes
  • Pots, small sculptures, artistic objects
  • Terrazzo or marble effect pieces, very trendy

It's also a popular material because it allows for beautiful creations without harsh solvents : being water-based, the experience is often more pleasant than with some resins. Jesmonite is an environmentally friendly, non-toxic activity.

Your questions about Jesmonite

What are the advantages and disadvantages of Jesmonite?

The advantages

  • Easy to use : it's quick to learn, even for beginners.
  • Very aesthetically pleasing result : mineral texture, stone effect, clean finish
  • Customizable : pigments, marbled effect, inlays, terrazzo
  • Durable : good hold, resistant to minor everyday bumps and knocks
  • An interesting alternative to plaster : more durable, more "stylish"

Limits to be aware of

  • Jesmonite requires adherence to specific mixing proportions.
  • Some parts may require a sealant/varnish depending on the use (water, friction, etc.)
  • The creations remain decorative objects: for outdoor or very humid use, they must be properly waterproofed.

How to use Jesmonite?

Here's a quick practical guide to get you started with Jesmonite:

1) Prepare your space

  • Protect the surface (paper, carpet)
  • Choose a silicone mold that is completely dry and clean.
  • Prepare your pigments/inclusions if you want a creative effect and create inlay techniques.

2) Mix Jesmonite liquid + powder

  • Pour in the liquid base, then the powder
  • Use your mixing tools to achieve a smooth texture (without lumps).
  • Work fairly quickly: the preparation takes time.

3) Pour, create the effect, then unmold

  • Pour gently into the mold
  • Tap to bring the bubbles to the surface
  • For a marbled effect: add a colored stripe and "twist" it slightly.
  • Wait until it sets, then carefully unmold.

4) Finishes and protection

  • Light sanding if needed
  • For a long-lasting finish: apply a sealant or varnish (especially for trays, bathrooms, soap dishes)
  • Finish options: satin or glossy

Do you have any ideas for objects to make with Jesmonite?

If you're looking for quick projects, here are some ideas to try:

  • Terrazzo catch-all tray
  • Marble-effect decorative tray (jewelry/appetizers)
  • minimalist candle holder
  • Textured soap dish
  • Colourful “mix & match” bowls
  • Small geometric shapes to stack
  • Frosted effect coasters
  • "Creative studio" pencil holder
  • Wall decoration (prints, reliefs)
  • Personalized gift item (initials, colors, inlays)

Jesmonite vs plaster vs resin: what are the differences?

- Jesmonite vs. plaster: often results in a more durable, more "stylish" finish and better resistance to everyday wear and tear.
- Jesmonite vs. epoxy resin: often a simpler process (water-based), fewer solvent-related constraints, ideal for decorative objects

Where can I buy Jesmonite?

If you're a beginner, the easiest way is to start with a complete Jesmonite kit, like the one offered on JOY!. This way, you avoid forgetting an important element and you have a solid foundation for achieving a clean result.

What you need to get started:

  • A kit with molding and casting designed for beginners.
  • Suitable mixing accessories
  • The ability to easily add pigments/effects