Lock &amp; Lock Airtight Rectangular Food Storage Container with Butter insert， Butter Case 25.36-oz / 3.17-cup<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"> Excellent airtight and watertight with patented 4-hinge locking system with silicone sealing ring </span></li><li><span class="a-list-item"> Microwave， freezer &amp; top rack dishwasher safe </span></li><li><span class="a-list-item"> Made from highest quality BPA free material for strong durability and safety </span></li><li><span class="a-list-item"> Airtight seal keeps butter fresh and minimizes odors </span></li><li><span class="a-list-item"> Removable butter insert with engraved measurements included </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/41jct4ZkMAL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41hykO3zzrL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/61nElCWDyJL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51ACOf6UD9L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51DdqyTUpCL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51dSchnmgBL.jpg" noproxy>