Bootylicious Sarah Massey claims to have one the world's biggest butts - measuring a whopping 7ft wide. The mum-of-two, from Chicago in America, wears size 10XL trousers and once even cracked a ...

Yotka reports that the 10XL is over three times the size of the Triple-S. Can sneakers physically get any bigger? Have we reached the extreme outer limit of production and wearability?