Topshop's brown slip skirt had barely touched the shelves before it was snapped up by eager shoppers. Helped along by the on-trend colourway and Monikh Dale's rave review on Instagram, this piece was destined for viral success. Clearly, the UK is a nation infatuated with the slip skirt, but Topshop's shopping storm got me thinking, What are the components that make up a decent slip? Unlike leopard print, it's a trend that can easily look quite cheap and unflattering if handled incorrectly, so I've formulated a four-step guide to finding a slip skirt you'll wear again and again. Scroll down to see and shop our favourite pieces.