You can also find a lot of models making silicon colours You should purchase from and use In keeping with your needs. I put the poured silicone in the fridge all over again for half an hour (it can be much more) to Permit the air rise extended once again. https://siliconefacemaskapplicato30482.tinyblogging.com/top-guidelines-of-silicone-led-face-mask-72128144