Well, here's another suggestion. 

[hider=Male Uniform!]
[IMG]http://www.cosplayforce.com/content/images/thumbs/0001161_yahari-ore-no-seishun-love-come-wa-machigatteiru-hikigaya-hachiman-cosplay-costume-y-0896.jpeg[/IMG][/hider]

[hider=Female Uniform]
[IMG]http://www.cosplayforce.com/content/images/thumbs/0001154_yahari-ore-no-seishun-love-come-wa-machigatteiru-yukino-yukinoshita-cosplay-costume-y-0890.jpeg[/IMG][/hider]

So, how about these ones?