Geometry rubber trays with post 4 count, rubber trays without hole 2 counts, hole maker molds 2 counts. Resin casting molds in varied shapes: rhombus, drop, irregular, ring, half dome, square, star, heart, leaf, clover, circle, oval, bar, rectangle, triangle, moon, crystal gem, trapezoid etc. Can make resin components with holes. Making earrings height around 1.1-1.9inch. For varied of bohemian style hoop earrings, dangle earrings, drop earring or other resin jewelry making(necklaces, pendants, keychain charms, bracelet, cabochon) Mainly use with modelling clay (air clay, paper clay, resin clay, polyclay, polymer clay, salt clay, metal clay, liquid clay etc.), resin(epoxy resin, rethane resin, uv resin), concrete, cement, plaster, hot glue, soap, candle, wax, mix media and more Transparent soft mold, you can check the buttom when process project. Easy to demold, gloss finish Food Grade. Food and Non Food material should use separately. Wash and boil before use, especially for food. Easy to use mold very flexible and easy to clean, can be used in oven, dishwasher, refrigerator etc. Can be used within the temperature between -40~220 centigrade / -40~428 fahrenheit Mold color: clear

Finish: gloss (may require polish/glaze if need a shiniest/most glossy look)

Suffer temperature: -40 to 230 centigrade/ -40 to 446 fahrenheit

Can be used with dishwasher/oven/refrigerator

Food grade, no BPA/PVC/phthalate

Wash and boil before use, especially for food

More Tips to use with Epoxy Resin:
1) Poured in silicone molds in layers, allowing air bubbles completely escape;
2) To expedite the process of escaping of bubbles and time of solidification of resin, the mold can be a bit warmed up, for example, heat the oven to 80°C, turn off, ventilate it a little and put mold, filled with resin in the oven.
3) Follow resin instruction for the time need to cure, measure and mix resin properly. It does not mean it has been cured if it is hard.
4) Do not use water-base ink for resin casting.
5) After baking clay / resin in complex or deep molds release the finished product under running water with soap.
6) Put in refrigerator a while/ soak in hot water a while/ release with baby oil if it is hard to release.