In the photos with the full suit, Penelope is wearing our hot pink pyjama jacket in size 6 (choosing the more fitted size and leaving the bottom button undone), and our relaxed fit trousers in size 6 

In the photos with the black jeans Penelope is wearing our size 7 jacket fully buttoned 

Height: 5'7.5
Chest: 138cm
Waist at bellybutton: 128.5cm
Hips around bottom: 152cm 

Penelope generally wears a UK 22 on top and UK 24 on bottoms. In Lucy + Yak jeans (as pictured in the carousel) for example she wears the 24.