Shurtape SF-682 ShurFLEX HVAC Metalized Duct Tape: 2 in. x 60 yds. (Metalized Silver)<div style="text-align: left;"><strong>[Product Information]</strong><ul><li id="replacementPartsFitmentBullet" class="aok-hidden" data-doesntfitmessage="We're not sure this item fits your " data-fitsmessage="This fits your "><span class="a-list-item"><span id="replacementPartsFitmentBulletInner"><a href="#" class="a-link-normal hsx-rpp-fitment-focus">Enter your model number</a>to make sure this fits.</span></span></li><li><span class="a-list-item"> Core: 3" diameter </span></li><li><span class="a-list-item"> Backing/Carrier: polyethylene film with a polyester/cotton blend cloth carrier </span></li><li><span class="a-list-item"> Adhesive: natural rubber </span></li><li><span class="a-list-item"> Thickness: 10 mils (carrier， adhesive) </span></li><li><span class="a-list-item"> Adhesion: 50 ounces per inch (to stainless steel test panel) </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/41x3-1ZgD9L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41nXQK6RI3L.jpg" noproxy>