Poly Mailer is designed to provide maximum protection and has excellent puncture resistance.Poly Mailer is made of polyethylene film.The specialty about Poly mailer is that they are water, puncture and tear resistant.Poly mailers have a white outer surface and a silver interior lining to provide excellent opacity.Polymailer's functions are:Water resistant, WaterproofPuncture resistant, resistant to sharp objects / tearsOne time use seal 1x usage (forced open = broken)Not invisibilityProfessional and thrifty
3 sizes available :17x30cm20x30cm25x45cm
POLYMAILER SIZE 17x30 CM