NWOT Éterne Mini Tank Dress size small black Designed for a slim fit 48% Cotton 48% Modal 4% Spandex Machine wash cold. Non-chlorine bleach. Tumble dry low. Cool iron. Do not dry clean. Cut from a butter soft ribbed cotton and modal blend, this mini tank dress is form-fitting, ultra flattering and lightweight. This tank dress is the perfect everyday summer essential. Style with your favorite oversized blazer and a pair of knee high boots, or over your bikini as the perfect summer coverup.