From the Wonderbra of the '90s to today’s T-shirt bras, what we find sexy shifts with social changes. So what are women wearing under their clothes in 2015? Has the focus shifted from breasts to bums? Has Fifty Shades of Grey unleashed consumer kinkiness? What do women want from their bras and pants?

In 2015, PornHub was visited 21.2 billion times, with an average visit length of nine minutes and 20 seconds. So Diesel’s choice to buy ad space on porn sites for its Spring 2016 campaign makes perfect business sense. But will people actually pay attention, or will their eyes be elsewhere?

Lingerie ads are often populated by long-limbed women with unattainable figures. But Lonely is an underwear brand that celebrates women of all shapes and sizes, and it’s challenging the over-sexualised imagery in the industry while removing the male gaze from lingerie shopping.

Socks have traditionally been treated as a dull yet necessary purchase, often received reluctantly at Christmas. But with US shoppers spending over $2.8 billion on men’s socks in 2013, they’re now seen as cool, partly thanks to start-up Stance. How has a sock brand revolutionised the mundane?