Personalized Histio Won't Keep Me Down Infant Romper. Histiocytosis Infant Romper - Light Blue awareness gift has teddy bear with blue support ribbon and Histio won't keep me down quote. Meet your new favorite outfit! Keep dressing simple with this one piece, lap shoulder t-romper. Super soft and perfect for baby's sensitive skin. 5.5 oz. 100% combed ringspun cotton premium jersey (CVC Colors are 60/40; Heather is 90/10 combed ringspun cotton/polyester)