California Proposition 65 https://oehha.ca.gov/proposition-65/about-proposition-65 requires businesses to provide warnings to Californians about significant exposure to chemicals that cause cancer, birth defects, or other reproductive harm. https://www.p65warnings.ca.gov/ WARNING: This product can expose you to chemicals, including Diisononyl phthalate (DINP), which is known to the State of California to cause cancer. For more information go to www.P65Warnings.ca.gov