Background image from bind? ionic 3

            <ion-col col-12  class="my-thin-col" [style.backgroundImage]=url('{{myImage}}')>This column will take 12 columns</ion-col>

Solved

      <ion-col col-12  class="my-thin-col" [ngStyle]="{'background-image': 'url(' + myImage + ')'}">This column will take 12 columns</ion-col>