What makes a great football kit?

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Sportshour's Caroline Barker is joined by John Blair who is author of "A Culture of Kits: The Definitive Guide to Classic Football Shirt Collecting". With Milan fashion week in full flow, what better way to look at some of the best and worst football kits from around the world? Photo: : The England kit man hangs up playing shirts in the England dressing room prior to the FIFA Women's World Cup Group B match between Mexico and England at Arena IM Allerpark on June 27, 2011 in Wolfsburg, Germany. (Photo by Alex Livesey - FIFA/FIFA via Getty Images)