Teething babies will welcome these soft gum massagers, because their rubbery, textured nubs offer excellent teething relief, even for hard-to-reach molars! And because they look and feel like a baby toothbrush, they instill good brushing habits from the start. The anti-choke shield prevents over-insertion. For newborns and up. Top-rack dishwasher safe. Gummy Sticks soothe inflamed gums and clean first baby teeth, while helping to establish early dental hygiene habits Made of polypropylene, with a thermoplastic rubber tip; BPA and phthalate free Zo-li gummy teething stick measures 5"L x 1 3/4"W x 1 3/4"H To clean, wash in warm water with mild detergent or place on top rack of dishwasher. Wash before using. Rinse thoroughly with water.