The Summer My Bath Seat provides a helping hand to parents at bath time and is perfect for increasingly mobile little ones transitioning to an adult tub. With its 3 sturdy arms for 360 of support, high back rest and spacious frame, you can keep your baby securely in place while freeing up both of your hands to scrub and play. Not For Use As A Safety Device. Always Keep Baby Within Adult's Reach.. My Bath Seat helps baby transition to adult tub. For babies who can sit up unassisted, about 5+ months.