CamelBak Arete 18 Hydration Pack<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"> Mesh^Nylon </span></li><li><span class="a-list-item"> Crux delivers 20% more water per sip， with an ergonomic handle for easy refilling and an on/off lever to prevent leaks. </span></li><li><span class="a-list-item"> Reversible design converts into an insulated reservoir sleeve </span></li><li><span class="a-list-item"> Ultralight and compressible materials </span></li><li><span class="a-list-item"> Removable sternum strap for a custom fit </span></li><li><span class="a-list-item"> Secure zippered pocket for essentials </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/41uoe-MwtBL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41xMobKEAEL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/414Qtc-znEL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/61oUJeVPI%2BL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51lIiDwpa6L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/31EtjsvTrtL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/11zL7xqwCaS.png">