These 3 sets of sisters are killing it for Balmain. Kendall and Kylie Jenner, Joan and Erika Smalls and Gigi and Bella Hadid are all part of the brands latest campaign. We have to say that the pictures look incredible. Creative Director Oliver Rousteing explained, "My team and I quickly concluded that a celebration of the unique and unconditional love of siblings is a natural progression from the spirit of last season." In their sibling photo Kendall and Kylie coordinate with glitzy stripes and pops of yellow. Gigi and Bella showcase autumnal hues of red while Joan and Erika and bold in gold.