To make sublimation tumblers there are three things you need to remember. First, only use sublimation paper printed with sublimation ink. Second, only use sublimation tumblers, not just any tumbler. Lastly, use a heat press machine designed for tall tumblers, not for mugs.
Sublimation Tumblers for Beginners Step by Step How To Tutorial
Sublimation Tumbler For Beginners
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Sublimation Tumbler For Beginners
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