Lifesaver Bottle Ultra Filtration Water Bottle Replacement Carbon Inserts (4-pk)<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"> Activated Carbon filters made of high specification activated Carbon block </span></li><li><span class="a-list-item"> Improves palatability of water by removing chlorine， taste and odor </span></li><li><span class="a-list-item"> Reduces turbidity of glacial， cloudy or muddy water </span></li><li><span class="a-list-item"> 4 pack will filter 1，000 liters of water before replacement is required </span></li><li><span class="a-list-item"> Fits the LIFESAVER 4000Uf and 6000Uf bottle </span></li><li><span class="a-list-item"> Lifesaver activated carbon inserts </span></li><li><span class="a-list-item"> Its weight:0.1 pounds; height:0.3 inches; length:3.9 inches; width:3.1 inches </span></li><li><span class="a-list-item"> Replace every 250 liters </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/41ZlSWZ83%2BL.jpg" noproxy>