Buy now from the Sea-to-Summit Hats & Headwear available at Gander Mountain. Outfit yourself in the right accessories for your next adventure. Our mens summer & winter hats and headwear will keep you dry and warm for your next adventure. Our selection of headwear will prepare you for changing temps. You'll find knit hats, caps, balaclavas, headbands, facemask, camo fishing hats, trappers and neck gaiters from brands by Columbia, The North Face, Under Armour, Oakley & Carhartt.