The Infant Baby Silicon & Wood Sensory Teething Toys by Nuby are designed for babies aged 0-18 months. These toys are multicolored and feature a combination of silicone and wood materials, making them safe for babies to chew on. They are BPA free, freezer safe, dishwasher safe, and sterilizer safe, ensuring they are easy to clean and hygienic for little ones. The teething toys do not come with any character family themes, making them suitable for both baby boys and girls. These are gently preowned and in great condition.