construction safety nets: 1) 20/40/80pcs per bag 2) size(m): ... -1 936, CM-2 820, CM-3 660 production:Construction safety netsmaterial:Polyethylene, polypropylene, hdpetype:CM-1, CM-2, CM-3color ... ( sales )TEL:0086-551-3480132 FAX:0086-551-3480131MOBILE:15215699523 safety wire mesh (best quality)