H&M Adorables. Set with a dress and bloomers, both in crisp, high-quality cotton poplin with decorative stitching. A-line dress with smocking at neckline, keyhole opening at back with a button, and flutter sleeves. Bloomers with soft elastic at waistband and leg openings. The H&M Adorables collection is a curated selection of high-comfort, quality pieces with a timeless appeal.