Adult Step-Down Pitching Rubber.  All white rubber, heavy-duty construction. Pro Dimensions: 6" x 24". Great for adult baseball and softabll leagues. Also available in Youth model. 

WARNING: This product can expose you to chemicals including DI(2-ETHYLHEXYL) PHTHALATE (DEHP), which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more info go to www.P65Warnings.ca.gov.