Personalized Pilates Cardio Fitness Exercise Newborn Layette. Pilates is my cardio fun exercise lover Newborn Layette - Pink for ladies who love a good workout to stay fit. 100% combed ringspun cotton 5.8 ounce 1×1 baby rib sleeper. 3/8" flatlock binding at envelope neck and cuffs. Back sleeve flap to protect hands. Elastic opening at bottom. Infant: 0-3 Months