MADE FROM NATURAL WOOD. It is a wooden infant roller toy made from natural material - solid wood, unpainted on the exterior. ENCOURAGES BABIES TO CRAWL. This wooden rolling wheel encourages gross motor movement in babies who are ready to crawl while the colorful balls and soft jingling sounds keep your baby engaged. PERFECT FOR A BABIES HANDS. Size of the rods in our wooden rattling roller is perfect for a baby's hands to grab and explore. SAFE. Babies put everything to their mouths that's why exterior of the ball cylinder is unfinished and balls are painted with non-toxic paint. Wood is generally safer to the mouth. DEVELOPMENT WOODEN TOY. Introduces baby to colors and hand-eye coordination, and encourages movement.