Welded Wire 16 gauge 4' x 50' Mesh 1" x 1/2" All-purpose wire galvanized to prevent rust and made to last. Sturdy enough to resist harsh weather. This product can expose you to chemicals including lead and hexavalent chromium, which are known to the State of California to cause cancer and birth defects or other reproductive harm.For more information, go to www.P65Warnings.ca.gov - www.p65warnings.ca.gov