Perfect for cold days on the track or back at home, the men's On Running pants combine DWR protection, warmth, breathability and freedom to move, resulting in comfortable wear everywhere you run.

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Before you step into the chill of the air, or once you're back inside to "chill," the men's Icebreaker Shifter pants have the breathable warmth of stretchy, terry-knit merino wool to keep you comfy.

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Chilly runs? Check. Keeping warm between sets? Also check. Made with double-knit DriLayer fabric, the men's Brooks Spartan jogger pants are great for layering up, warming up or cooling down post-run.

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Serving up warmth with zero distractions, the tapered men's Brooks Spartan pants provide a layer of coverage that's been redesigned to fit better while you're in motion.

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If fast-moving trails under your feet are the best remedy for stressful days, pick up the pace in this everyday stretchy staple: the wicking, quick-drying REI Co-op Swiftland men's running joggers.

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Stand up to any rainy day run in the men's REI Co-op Swiftland Running Pants–with wind- and water-resistant fabric where you need protection most and 4-way stretch placed for comfort.

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For runners who want to take on the unexpected, the men's Brooks Switch Hybrid pants provide the optimal combination of warmth, mobility and protection so you can enjoy every mile of your run.

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Run, boulder and transition from chaturanga to upward-facing dog with ease in the Patagonia Terrebonne Jogger pants, which feature a recycled polyester ripstop that breathes well and dries in a flash.

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Swiss engineering elevates these classic warmup pants—the men's On Track pants—that make it easy to layer up and keep your training on track. Zonal mesh supplies ventilation where it's needed most.

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Windproof and waterproof on the outside and soft and warm on the inside, Craft Warm Train pants deliver weather protection, warmth and comfort during your workouts in cold and wet conditions.

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Perfect for running, skiing and biking in cold weather, the men's SportHill Winter Fit pants are semi-fitted, block wind to 35 mph and sport reflective trim for low-light conditions.

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Perfect for running, skiing and biking in cold weather, the SportHill Winter Fit pants in men's tall sizes are semi-fitted, block wind to 35 mph and sport reflective trim for low-light conditions.

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