H&M Adorables. Jumpsuit in soft muslin made from high-quality cotton. Eyelet-embroidered collar in woven fabric with a scalloped edge. Buttons at front, long sleeves, and long legs with concealed snap fasteners at inside for easy changing. Narrow elastic at cuffs and hems. The H&M Adorables collection is a curated selection of high-comfort, quality pieces with a timeless appeal.