>>2256631Depends on the weather. In summer and rain, I wear a Rhodesian army kheko hat that I waterproofed with silicone and Greenland wax. It's light, comfortable, and keeps the sun off me. In cold weather, I wear a reproduction M43 alpine cap made of wool, also waterproofed. It's quite warm and comfy, and the fold-down cheek flaps do a good job when combined with a scarf.