An intense workout often results in smelly armpits and even stinkier feet. Y Athletics uses pure silver yarn in its fabric to create stylish menswear that can be worn for weeks on end without washing. But why are men so keen to defeat their natural bodily functions?

Girlfriend Collective specialises in eco-friendly, fair trade leggings. But with people tending to give up on moral convictions when they get too costly, the brand is offering people a taste of ethical fashion for free to show them how doing good can feel good.

The City of New York's Department of Sanitation is addressing the issue of fashion waste through the city-wide social media campaign #WearNext. By guiding people to places where they can sell or recycle old garments, it's helping eco-conscious consumers live up to their values.

Finding the perfect pair of tights can be challenging – if they’re not wrinkling at your ankles, then they’re digging into your waist. Heist aims to tackle these problems with 3D-printed hosiery that’s designed to be ladder-resistant, seamless and – most importantly – a comfortable fit.