Signaling Mirror with Lanyard High quality, durable construction, will not corrode due to effects of salt water. Features: * View finder and lanyard * Visiblity to 10 miles * Measures 3' x 4' 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].