... shrinkage, bubble, flash and defectcolorcolor equablypollutionno dust, no plastic scrap or other impurities, no obvious odortrademarklogo mod e ... than 2mm.The label on the center of 5 Gallon caps. The deviation between label and caps center ... ruffle, become warped edge, Stick label and 5 Gallon caps heat sealing are strength.when taking off label ... edge,roll edge and loose. New PE 5 gallon bottle cap