Perhaps nothing is more important to a good time outdoors than having a handy supply of fresh, clean water. In fact, MSR’s very first stove—the Model 9—was built explicitly to improve the hydration, and thus the performance, of high-altitude mountaineers. No matter what your goals are, we know that hydration is a key element in reaching them. Over the years, MSR has built the most comprehensive and reliable assortment of water treatment and storage products available. From ultralight and portable solutions for trail ultras to basecamp and emergency purifiers for demanding high-capacity needs, we’ve got you covered. However, with many options come many choices, and that’s why you’re here. So let’s dive in with a comprehensive overview of what each water filter and water purifier was built for, so you…