This thoughtfully crafted set includes 3 b is for ball® toys in primary colors—red, yellow, and blue—tucked inside a whimsical train-themed box illustrated by Sundae Kids. Winner of the Red Dot Product Design Award 2025, b is for ball® reimagines a timeless childhood essential. Each ball features our patented openable design and works as a teether, mold-free bath toy, sensory ball, and open-ended play object—growing with your child from infancy through early childhood. Featuring Sundae Kids’ signature illustration of a bustling train scene, the “Choo Choo” box transforms into a Montessori-inspired ball box. With playful characters and charming details throughout, it’s designed to spark imagination, encourage independent exploration, and deepen parent-child connection. Ball Material: 100% food-grade silicone, BPA-free, phthalate-free, and plastic-free. Conforms to U.S. toy safety standards in all three categories: teether, ball, and bath toy. Box Material: FSC-certified paper Ages: 6mo+