Essential hiking gear doesn’t change overnight—but if you’re paying attention, changing trends are easy to spot. As an outdoor writer who’s gearing up for her own warm-weather adventures , I’ve got my finger on the pulse. Between an inbox swirling with brand news, seasonal gear launches, and real-life observations I’ve made on the trail, there are a few clear-cut “ins” for 2026—some of which I’m happy to upgrade to myself.  Based on my own observations and a ton of trial-and-error, these are the gear “outs” I’m officially ditching, and what I’m replacing them with instead. My spring lineup is full of lighter swaps and low-effort upgrades, like waterproof layers , streamlined packs , and a few tried-and-true staples that belong in every backpack, regardless of what’s en vogue. Some of this season’s essentials are trendy, like the cool-girl hiking pants that have replaced my old black leggings . Others are more practical—blistered feet and swampy armpits aren’t “in” at any time.…