45 x 30 mm clear perforated shrink bands for cap diameter 3/4 to 1 inch, easy use, make products professional pack of 500 szcjmykj <p>material: pvc</p> <p>color: clear</p> <p><b>product size: circumference 90mm, height 30mm</b></p> <p>use: tamper seal shrink bands that work best for various boston round bottles, tinctures, and many other liquid bottles perfect size fits cap diameter 3/4 to 1 inch.</p> <p>directions: place shrink band around the lid of the bottle that you will be shrinking it to. apply heat with the use of a heat gun or heat tunnel. the shrink bands are easy to heat and durable. </p> <p>reminder: the product only contains clear pvc wrap film, does not contain any bottles.</p> <p>have any questions at all about the shrink bands? just send us a message and we will get back to you as soon as i can.</p>