Non-porous surfaces for example metal, glass, or plastic could be coated without sealing. If in doubt, we highly advocate you exam the surface area to get coated before going forward with your job. Does Etsy supply free shipping? Delivery insurance policies vary, but lots of our sellers offer free delivery https://d-ev-n-st-l-s-prysky-ic18516.bloggazza.com/22078399/the-2-minute-rule-for-wooden-table