The last few winters have been all about the 'It jumper', but it's time to make way for the new star piece in your wardrobe. If the pictures coming out of London Fashion Week are anything to go by, then for the foreseeable future it's all about trousers. As a result of having reached peak skinny jean such a long time ago that the rock-chick staple is in danger of looking retro, fashion-forward girls have been experimenting with all manner of cool alternatives, from dungarees and cropped, tailored styles to low-slung and slouchy. Looking for ideas for how to up your trouser game? Check out some of the girls we spotted over the weekend.