Pack breathable layers, a waterproof shell, and grippy footwear for early-summer Yellowstone hikes with cold mornings and storm-prone afternoons.

For hiking in Yellowstone, wear moisture-wicking layers, sturdy trail shoes, a packable rain shell, a warm hat, and sun-blocking UPF pieces.

For Washington hikes, wear moisture-wicking layers, a warm mid-layer, and a waterproof shell, plus sturdy footwear matched to the terrain.

For October hikes in Utah, wear breathable layers with a warm midlayer, a windproof shell, sun protection, and sturdy footwear with grip.

For September hiking in Utah, wear breathable layers, sun gear, grippy shoes, and pack rain protection for late-season storms.

For hiking in Utah, wear moisture-wicking layers, a wide-brim hat, UPF long sleeves, trail shoes with grip, and pack sun, heat, and rain protection.

For wooded trails, wear moisture-wicking layers, sturdy trail footwear, sun and bug protection, and a rain shell matched to the day’s forecast.

For Grand Teton hikes, wear moisture-wicking layers, sturdy boots, a rain shell, sun gear, and keep bear spray handy on your hip.

For September hikes in Switzerland, wear a wicking base, warm mid-layer, waterproof shell, and sturdy boots; add hat, gloves, and pack protector.

Cold-weather hiking clothing works best as base, mid, and shell layers with a warm hat, gloves, and wool socks.