H&M Adorables. Sleeveless romper suit in soft muslin made from high-quality cotton. Rounded, double-layered collar with overlocked edges, opening at back with corozo buttons, and gathers at upper section. Concealed snap fasteners along legs and ruffle-trimmed hems with narrow elastic. The H&M Adorables collection is a curated selection of high-comfort, quality pieces with a timeless appeal.