The 28 mm X 80 mm clear shrink bands fit our 5 ml clear glass vials with white or natural sprayers perfectly and are available here in a bulk option. These shrink bands provide an extra level of security and safety to the product with their tamper-evident seals. These shrink bands carry a single vertical perforation, have a thickness of 2 mil, and can be easily applied through the use of our heat gun kit we offer.