Marine Grade Electrical Wire Grommets - 5-Pack, 1/2' Flexible black vinyl provides instant abrasion resitance to wires passing through panel holes. Features: * Flexible black vinyl * 5-Pack * 1/2' Warning [https://productimageserver.com/prop65/6pt.png]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, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov [http://P65Warnings.ca.gov].