Tha 40oz is the fourth EP by American rapper Mr. Envi'.

The EP features guest appearances from JTL, Mr. HympDok, Big Ced and MistaTBeatz.

[1] The EP went on to receive positive reviews from music blogs and critics.

It was hinted earlier this year via his Facebook account, that Mr. Envi' was working on new music shortly after releasing a single in March.

[2] In July 2018, during an interview with Sound of Now, Mr. Envi' stated that "Tha 40oz EP was really a spur of the moment kinda thing" and that it only took him a week to write and record the EP from start to finish.