Lululemon Runsie romper. Love it, just need a bigger size! “Made of Ultra-Light Swift fabric with an open-back design, it helps keep us cool and comfortable when we're bringing the heat. Key features moisture-wicking Ultra-Light Swift fabric is so lightweight, it feels like you're running in your birthday suit pick your support - loose fit easily layers over your favourite bra shorty-short length and split side seams give you room to move stretchy, built-in brief liner wicks moisture to keep you comfortable store your keys in the hidden liner pocket elastic waistband helps keep these shorts in place mid-stride chafe-resistant flat seams reduce the chances of irritated skin” Size 2 Only one small stain which is pictured, near bust Please comment with any questions!