Check out photos of beautiful Miss Tiffany's Universe 2017 contestants...who were once men!

These are 2017 candidates of the world's most popular Thai transgender beauty pageant, Miss Tiffany's Universe. The competition, which started in 1998 in Thailand has run annually since 2004.

Applicants to the pageant must be Thai transgender and aged between 18 and 25, although those under the age of 20 need parental permission to enter

The winner receives Honda Jazz, cash prizes, crown, trophy, jewelries and other gifts from sponsors. Aside official titleholders, other special awards including Miss Photogenic, Miss Sexy Star, Miss Congeniality and Miss Popular Vote are also given to several chosen contestants.