20oz Sublimation Tumblers Sublimation Cups with Straw for Heat Press Flat Edge Skinny Straight SublimationTumbler Colorfull Lids

The new flat edge tumbler has a flat bottom versus the traditional beveled bottom. This will allow you to get a cleaner bottom and less likely to ghost! Easy to sublimate a full wrapping image.
Vacuum Insulated: The sublimation tumbler is made of 304 stainless steel. Double-Wall Vacuum insulated thermal design is good for keeping your drinks warm or cold for a longer time.
Premium Material: Travel mugs are made of 304 stainless steel. Electro polished inside. Ensure your cups unbreakable, rust resistant.