... fade 3.various size 4,OEM/ODM are welcomed 5, factory, not trade company SGS, Rohs, ISO, Sedex1)Material:100% tyvek2 ... , 4c offset printing6) Perfect for premium gifts, advertise for sport, medical, commercial, party. Material:100% eco-friendly tyvek materialCertificate:SGS, RoHS ... .W.:5.00 KG/CTNG.W. :6.00 KG/CTN factory make tyvek wristbands for your promotion, party and events