check out the tactical caps for Velcro morale patches, flame resistant balaclava, military surplus hoods for cold weather or Boonie Hats for Summer time. Don't forget to check out the shemagh and head wraps.
Condor Tactical Multi-Wrap Neck Gaiter
Military Surplus Wool Scarf Cold Weather Neck Warmer Olive Drab OD Green
Military Tactical Shemagh
Multicam Neck Gaiter Face Mask