Ball Facts

*Healthystuff.org

Testing method: XRF (x-ray fluorescent) tests for heavy metals.

Findings: Many of the tennis balls produced for the pet industry only obtained a "moderate level" rating.  The few that did get a "low level" rating still had levels of lead, tin, chromium and or other heavy metals.  Penn & Wilson tennis balls attained a "none level" rating with zero harmful chemicals.