Staples; #10， EasyClose Security-Tint Envelopes， 500/Box<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"> #10 (4-1/8" x 9-1/2") </span></li><li><span class="a-list-item"> EasyClose square flap closure is quick and easy to use </span></li><li><span class="a-list-item"> Security tinted for privacy and confidentiality </span></li><li><span class="a-list-item"> No water or sponges required to seal </span></li><li><span class="a-list-item"> 24 lb. white wove paper </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/418n0ObxKBL.jpg" noproxy>