After you've been resin crafting for a while, you'll start to get quite a collection of moulds. Your resin moulds are an investment in your resin hobby so you want to make sure that they last a long time. No matter what type of moulds you have - silicone, plastic, ice cube moulds, clay moulds, soap moulds - they won't last forever. But if you know how to look after them , you'll get many, many casts from them. So, let's break this down into the two main types of moulds you'll use with resin : SILICONE and PLASTIC , and look at what the best practices are for caring for each type of mould . Silicone Moulds Silicone moulds are the best thing since sliced bread and will take your resin casting to a whole new level! Why are they so good? Because... resin doesn't stick to them... they're flexible and SO easy to demould... they come in every shape and size you can think of silicone moulds last a really long t......