User blog comment:Master Sima Yi/Assassinews 05-08-'14 – Assassin's Creed: Rogue leaked video/@comment-2142534-20140805125107/@comment-1153722-20140805154951

Seeing as it is just called Templar Armor, I figure it is more than likely this is standard issue Templar wear, similar to how the Assassins wear similar outfits.