Rubbabu toys are known for their safe materials. Our materials and process are chemical-free to ensure our toys are safe. Our toys meet and exceed safety standards in the United States, Europe, Asia, and Australia. They do not contain lead or phthalates. Rubbabu toys are made with natural rubber foam that do not have any additional fillers or chemicals to the pure rubber from the tree. It's anti-microbial, hypo-allergenic, and mildew-resistant. Our toys use the ideal materials for babies, toddlers and children because they are devoid of any sharp edges or parts