20oz 50pcs sublimation straight tumblers beginners sets in 1 order tumbler press with metal & clear straws rubber bottoms heat resistant ta

dye sublimation means a technique in which the primary color cmy (blue, red, and yellow) pigments are sublimated into the gas phase with a semiconductor element heating device since each semiconductor heating element can adjust 256 kinds of temperature, it can adjust the color ratio and intensity. makes the printed image as exquisite and smooth as a spray, which is especially suitable for portraits and other delicate skin texture requirements. our sublimation tumblers is painted by a layer of quality sublimation coating,the sublimation blank skinny tumblers you can design exquisite cups in your own style. it's ready for sublimation,with quality coating..syi