Wolves Selena Gomez & Marshmello Download 'Wolves' on iTunes
Aston, Marvin, JB and Oritse say they often get stick about their clothes.
"With us it's usually something stupid about what clothes we've been wearing or something," Aston told The Sun, talking about the kind of comments they are sent on their Twitter account.
"We're thick-skinned boys and we try to take it with a pinch of salt."
The boys recently unveiled the tracklisting for their new album 'Jukebox', due out on 14th November.
The record features their summer hit 'She Makes Me Wanna' and new single 'Take A Chance On Me', which is out a week before.