The Altitude V has gone ultra with newly added features that’ll have you out in the mountains with more confidence than ever before. Constructed for the ultimate hiker with design features that include a waterproof leather upper that provides durability and comfort and our Dri-Tec waterproof, breathable membrane to keep your feet dry. i-Shield repels water and dirt and is resistant to stains. Keep comfortable on multi-day hikes with an OrthoLite® Impressions sock liner (with slow recovery foam that provides extreme comfort). A MDT rubber outsole improves grip and provides durability throughout your adventures.