The 50 mm X 27 mm clear shrink bands are compatible with a large variety of products, including 16 oz glass round bottles, 5 ml plastic jars and much more. These shrink bands focus on making tamper-evident heat seals to allow for added safety and protection of products. These shrink bands are perforated with a single vertical line to allow for an easy removal and can be quickly applied with the use of our heat gun kit.