Lydia looks like the chicest guest at a mountain-top pajama party.

That sort of denim smoking jacket mixed with a silky pant feels decidedly fresh and unexpected. A very welcome change of pace in the sea of black coats on the streets these days …

Hat, Eugenia Kim ; Bag, Ghurka ; Jacket, Rosetta Getty ; Shirt, Stella McCartney ; Pants, Adeam ; Shoes, Frances Valentine