We have 12 JustMySize offers for you to choose from including 4 coupon codes, 7 sales, and 1 free shipping promo. Latest offer: 'Save 15% Off $60+' In the last day, 3 promos have been used. The last time an offer was used was March 12, 2014.Just My Size. Your online source for brand-name intimates and bras (up to size 58J!) plus full-figure fashions & more in sizes X-6X, 14W-40W! Find plus-size clothing in average, petite, and tall lengths. And choose from famous brands like Just My Size, Hanes, Playtex, Bali, & more!