Gallery Arianny Celeste is vacationing in Mexico ... and it looks like tops are optional at her beach of choice.
The UFC Octagon Girl and model let her girls free while enjoying the sunshine in Tulum ... and one of her friends even joined her.
And yes ... the buns were also out.
Gallery InstagramSee also
UFC's Arianny Celeste Thongs Out Before UFC 207 (PHOTOS)
UFC's Arianny Celeste -- Hot Bikini Shots In Puerto Rico (PHOTOS)
ncG1vNJzZmivp6x7tbnZZ5qopV9nfXKDjmlqaGpjZK6ztcCnpbJlk5q5pr%2FTnmStp6ChsrS%2FjKKlZqWVrbaku44%3D