For more Details visit this California Government website: https://www.p65warnings.ca.gov/

The following is a notice to residents of California regarding Proposition 65:

California’s Proposition 65 entitles California consumers to special warnings for products that contain chemicals known to the State of California to cause cancer and birth defects or other reproductive harm if those products expose consumers to such chemicals above certain threshold levels. In accordance with Proposition 65, We issue the following warning to our California customers: Some items on our site may contain chemicals that are known to the State of California to cause cancer and birth defects or other reproductive harm and may be included on the Proposition 65 chemical list.

If you have any questions about this, please email us: sales@professional-products.com and we are happy to answer them as best we can.