The Bright Starts Arm/leg Rattles 1 Hand Teether is a colorful and engaging toy designed for babies aged 0-6 months. It serves as both a rattle and a teether, making it a versatile and interactive choice for little ones. The toy is unisex in design, making it suitable for both boys and girls. With its bright colors and multiple textures, this developmental baby toy is sure to stimulate your baby's senses and promote early motor skills development.