TikTok user Sophie Shakeshaft tried on all the trousers she owns in a size 12 from Topshop, ASOS, Pretty Little Thing and Boohoo – and the difference is shockingTikTok user Sophie Shakeshaft tried on all the trousers she owns in a size 12 from Topshop, ASOS, Pretty Little Thing and Boohoo – and the difference is shocking