I wear this cap almost all the time. It's comfortable, cool, kills glare, and keeps its shape even when washed. Had two, lost one, didn't want to squabble... more...
Columbia's Willamette is a 5-panel sport cap that is great for outdoor activities.
The lightweight, quick-drying Perfecta Plus" fabric cap is comfortable and durable. The 100% polyester mesh tricot side panels allow for venting and better air circulation.
The non-structured cap has a pre-curved bill/visor with an elastic back adjuster.