This 20oz sublimation tumbler changes to blue when the sun/UV hits the tumbler. The brighter the sun, the brighter the color gets! It provides a cool effect outdoors, definitely an eye catcher and fun to have!
20oz Blue UV Color Change Skinny Straight Sublimation Tumbler. (White to Blue )
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304 Kitchen-grade stainless steel
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Straight cup not taper
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Double Walled
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Insulated
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Vacuum sealed
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Leakproof lid
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Straw