Personalized Ninja Westie Infant Romper. Ninja Westie (West Highland White) Terrier dog breed art by children's book Illustrator, Kim Niles of KiniArt Studios. 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)