Made for shrink wrap packaging, these SealerSales I-Bar Sealers are also a good choice if you want to seal poly bags. Take a look at the products we’ve included on this page to find the one you need. Both the SealerSales W-Series I-Bar Sealers with film roller and round wire and the SealerSales W-Series I-Bar Sealers with sliding cutter can be used for shrink wrap packaging and for sealing poly bags. Their seal width is 2.7mm, while the available seal lengths go from 14’’ and 20’’ to 26’’, 30’’, and 35’’. All of these sealers are easy to operate and they also have a quality steel construction for more durability.