Having a best friend is one of the coolest things anyone can have, just like having a best friend tumbler from Spirit Customs. And just like a best friend, this tumbler has everything that can make them an ultimate BFF in hydrating experience. It assures that its exterior features will never leave anyone and will remain what it looked like when you first met it, thanks to the powder coated finish and UV printing technology. Its interiors can be tested for its durability as well, and just like a BFF, it stays for a long time even when times can separate the two of you, because of its thermos vacuum insulation. When you have this tumbler, you will never feel you are alone anymore.