H&M Adorables. A-line dress in a soft, woven lyocell and cotton blend with embroidery. Round neckline with a ruffle-trimmed Peter Pan collar, keyhole opening at back of neck with a button, and short puff sleeves with narrow, concealed elastic at cuffs. Lining in cotton. The H&M Adorables collection is a curated selection of high-comfort, quality pieces with a timeless appeal.