Popsugar Fashion Red Carpet The Best Sustainable, Eco-Friendly Red Carpet Looks 13 Eco-Friendly Red Carpet Looks We're Still Talking About Today April 23, 2020 by Nikita Charuza View On One Page Photo 1 of 13 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 1 Emma Watson at the 2016 Met Gala Emma wore this timeless Calvin Klein Collection gown, which was made entirely out of plastic bottles, at the 2016 Met Gala. Previous Next Start Slideshow Red CarpetFashion TrendsAward SeasonDressesVintageSustainable Fashion