As any woman will tell you, working out what dress size you are isn't as easy as finding the perfect fit in one shop - as someone who fits into a size 14 pair of trousers in one high street shop might struggle to do up the button on a size 16 in another.
But out of all the things we hit up the high street for, finding the perfect pair of jeans always seems to be the most challenging, especially if you like to shop around for your flattering denim pieces.
In fact, research suggests almost half of women have trouble shopping for jeans - which is why The Sun sent fashion writer Abby McHale to six different high street shops to directly compare the sizing of their denim.