Wet Platinum Silicone-Based Personal Lubricant | Ultra Smooth, Super Slick, Hypoallergenic, Long-Lasting Performance, Waterproof Formula| Lube for Men, Women & Couples, 4.2 fl oz

https://a.co/d/0dyFx9rG This will help preserve the mask and slow down rot. But nothing will stick to it after you apply it. So do whatever you want to it first

https://a.co/d/04nPrxsu This will prevent your latex from rotting. Just be warned once you apply nothing will stick on it after. So make sure you have the paint and sealer you want on it before you apply silicone oil.