The picture showed Nara wearing a purple bikini looking back at the camera while she holds on to a shower valve with her right hand and water runs down her left side.
Prior to Icardi, Nara was married to and fellow soccer star, Maxi López, from 2008 to 2013.
Wanda Nara and Mauro Icardi reconciled after a heavy publicized feud.
Completó el total look con una cartera tipo riñonera en color marrón de la firma Louis Vuitton y unas gafas negras.
Wanda and Lopez had begun divorce proceedings in December 2013, when reports surfaced it was partly due to her relationship with Icardi.
Her actual name is Wanda Solange Nara.