The 26-year-old activist and actress gown was a part of the Green Carpet Challenge.
Emma is wearing custom Calvin Klein Collection black taffeta twill off-the-shoulder top and detachable train, ecru cotton bustier with lace cups and black satin trouser with Paige Novick jewelry.
This was made from Newlife fabric, a unique yarn engineered from used plastic bottles sourced, processed and spun into yarns exclusively in Italy. Every element of the look has been considered from an ethical and aesthetic perspective- including the lining crafted from organic silk and cotton, and even down to the zippers which are made from recycled plastic.
This year’s Costume Institute Gala Benefit – celebrating the opening of the Manus x Machina: Fashion in an Age of Technology exhibition – is co-chaired by Taylor Swift, Idris Elba, Vogue editor Anna Wintour, and Apple exec Jonathan Ive.