https://sealedandshelved.com/blogs/news 2026-10-01T11:22:00+08:00 weekly https://sealedandshelved.com/blogs/guides 2026-10-02T00:01:27+08:00 weekly https://sealedandshelved.com/blogs/guides/how-to-seal-a-letter-with-wax 2026-10-02T00:01:27+08:00 weekly https://cdn.shopify.com/s/files/1/0843/3169/2290/articles/hero-letters.png?v=1790870487 How to Seal a Letter with Wax (and Mail It Without Damage) Wax seal kit open on a writing desk beside an envelope with a red seal (AI-generated illustration)