The Nella pink polka dot Baby Pajamas are made of the softest Pima cotton. Their clothing is of the highest quality and with delicate handmade details and classic designs for babies' first years. All Nellapima clothing is made with Peruvian Pima cotton; that is why you will feel soft and silky fabric in all their garments. Perfect for babies with eczema or delicate skin. From pet-free and smoke-free home.