Concave Lens Mold 40x31mm


Flexible & durable Use with variety of materials
Re-use up to 30 times Use between -53°C ... +232°C (-65°F ... +450°F)

Concave freeform for making necklace, pendants, jewelry. For epoxy resin and polymer clay.

Out of stock


This mold has one cavity in a shape of a concave irregular shape lens.

Item made with this mold has the following dimensions:

  • Size: 40 x 31 mm (1 5/8″ x 1 1/4″)
  • Thickness: 7 mm (1/4″)

This mold has a glossy surface.


All of our silicone molds are flexible, resistant to tearing, and are durable in use.

You can use silicone molds with the following materials:

  • Resins
  • Epoxy resins
  • Polymer clay
  • Soap
  • Wax
  • Low-temperature melt light metals
  • Plaster
  • Gypsum
  • Concrete

Useful temperature range for molds: from -53°C to +232°C / from -65°F to +450°F.

Check FAQ for more detailed information (materials to be used with the molds, care instructions, etc).

Please, don’t hesitate to contact us if you have any questions!

Additional information


Food Safe



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