Features Enter your model number above to make sure this fits. P.when("RPPStripeRendered").execute(function(stripeData){ if(stripeData && stripeData.state){ switch(stripeData.state){ case "result-found": document.getElementById("replacementPartsFitmentBulletInner").innerHTML = "This fits your "+stripeData.item+"."; document.getElementById("replacementPartsFitmentBullet").className = ""; break; case "no-result": if(stripeData.showBullet && stripeData.showBullet !== "0"){ document.getElementById("replacementPartsFitmentBulletInner").innerHTML = "No information found for this part for "+stripeData.item+"."; document.getElementById("replacementPartsFitmentBullet").className = ""; } break; default: document.getElementById("replacementPartsFitmentBullet").className = ""; } } }); Built-in avalung system significantly extends your fresh air Supply in case you're caught in an avalanche and buried beneath the snow A-frame only ski carry style keeps the tails of your skis away from your feet when you're kick-stepping your way up a chute Padded, adjustable swingarm straps are linked on the bottom with a cable so they move in concert with any body movement ICE tool pickpockets and crampon patch give you Quick access to your specialized mountaineering tools Avalung mouthpiece and tubing stow away in the shoulder strap when Not in use, but are easy to reach Description Product Description Organization and safety are everything in the world of elite-level backcountry skiing and mountaineering, and as such, the Black Diamond Revelation Avalung Backpack was designed to fit these principles. An integrated Avalung system extends your potential post-avalanche-burial breathing time, external holders and pockets keep your technical ascending gear and rope within reach, and the articulated suspension system makes even heavy loads feel lighter. Ski easier, climb faster, and do it all with better peace of mind.