The sticker has a UV laminate layer that is also water resistant. Glossy white stickers hold up best outdoors, they are expected to last about 2-3 years in the elements. I have several on my coffee tumblers that go through the dishwasher daily with no issue for years.

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DISCLAIMER: Sylphrena and the Stormlight Archive is a creation by Brandon Sanderson. This is a fan-art, there are no rights reserved.