plastic chain 1.size:2MM,3MM,4MM,5MM,6MM,7MM,8MM,10MM,12MM 2.the material:PE 3.package:sweeped roll plastic chain1.size:2MM,3MM,4MM,5MM,6MM,7MM,8MM,10MM,12MM2.the material:PE3.package:sweeped roll and 4 or 6 rolls into a big carton. can be designed by the customers