Duck Brand Security View Packing List Envelopes， 5.5 x 4.5-Inch， 500-Count (394742)<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"> Security view window </span></li><li><span class="a-list-item"> Self-sealing </span></li><li><span class="a-list-item"> Waterproof </span></li><li><span class="a-list-item"> Tamper-resistant aggressive adhesive </span></li><li><span class="a-list-item"> 500 envelopes per case </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/51Trgflj1zL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51yPOShG9NL.jpg" noproxy>