The boys were wearing the same outfit from their teaser pics that day but Donghae. He wore a blue leather jacket with a pair of shiny sneakers from brand Marc Jacobs.
This sneakers is still available on luisaviaroma.com for € 401.00. Here's the buy link for this sneakers click it!
I was thinking that this shoes is limited edition of some kind of Captain America or another super heroes who used red and blue as their uniform colors, but then... It's Marc Jacobs who made it.