By Mike Foss and Mike Foss | October 10, 2013 9:43 am

Orlando Cruz is boxing’s first openly gay fighter, and will be carrying the cause with him into the ring on Saturday when he squares off against Orlando Salido at the Thomas & Mack Center for the vacant WBO featherweight championship.

Orlando (@ElFenomenoCruz) Cruz will wear rainbow colors in his saturday Las Vegas fight – http://t.co/FzkY4IJt3hpic.twitter.com/EDKXTr6hjh — LGBT Puerto Rico (@lgbtpr) October 10, 2013

Cruz is engaged to boyfriend Jose Manuel and the two will wed in November.

In addition to his rainbow trunks, Cruz will also be wearing pink gloves to support Breast Cancer Awareness month.

Cruz is 20-2-1 in the ring with 10 knockouts, while Salido is 39-12-2 with 27 KOs.

(Thanks to Yahoo! for sharing).