A lot of South Korean netizens believe that the size differences between male and female idols is the perfect ratio of what an ideal beautiful couple should look like.Of course, this is not a must-be-so or a rule, but a preference.You can check out some of the photos below. Wendy & ChanYeol Joy & SanHa SeungHoon & Dara WooSeok & SeJeong MinGyu & ChungHa KARD Members Irene & SeHun EunHa & YuGyeom MinHyun & BoA