Trackie daks: one minute they’re all action at the gym and the next they’re chillin' out, maxin', relaxin' all cool on the sofa. But here’s confirmation – in the form of models Alma Jodorowsky and Jourdan Dunn – that the drawstring trouser is in fact legit to leave the house in. Stay on the right side of stylish by keeping everything else polished: pointy courts and glossy hair are Jourdan’s secret weapons, and for Alma, a blazer, luxe handbag and heels keep her joggers looking sophisticated.