Seth True patriot (Tom Clancy's The Division 2)

Good afternoon. Everywhere is written that for all bonuses you need to wear a set of 6 things. Shows me that you only need 4 things to wear: 2pcs - +10% armor, 3pc - red, white and blue, 4pcs - a flag. Can you check who else is playing. It at me a glitch or a change in one of the patches.