Nuby Nana Nubs Massager. For 3m+. The new Massager from Nuby is specially designed to instill positive and important dental hygiene for your baby from the beginning. Made from extra soft silicone with your baby’s comfort in mind, which soothes sore gums and bristles provide gentle cleaning. Massaging bristles clean and soothe new teeth and tender gums. BPA free product.