Continuing the legacy of exceptional craftsmanship, we have crafted this tumbler using premium 304 stainless steel and maintained the time-tested double-wall vacuum insulation technology. This ensures that your beverages, whether cold or hot, stay consistently at the desired temperature. Sip by sip, it delivers a reliable and enjoyable drinking experience. They are ideal for you to DIY various kinds of patterns according to your preferences These sublimation skinny tumblers are suitable for DIY, Heat press, Sublimation, Christmas, Halloween, birthdays, Valentine's Day, anniversaries, etc. Package Including: 10 x 12 oz blank tumbler, 10 x shrink wrap, 10 x rubber base, and 50 x waterproof DIY stickers. If you have any quality problems with our sublimation blanks products and are not satisfied, please feel free to contact us, we will try our best to solve your problem and protect your rights and interests.