Wm's Seeker GORE-TEX® C-Knit Rain JacketIN THE ZONE. Brave alpine extremes, rough terrain, and relentless rain from trailhead to summit with a lightweight zoned fabric design that boosts comfort, mobility, and durability where you need it most. 3L GORE TEX C KNIT fabric is waterproof and windproof with an ultra breathable knit backer and water shedding C0 DWR (Durable Water Repellent). Durable plain weave above the chest pairs with a seamless shoulder for increased packability, range of