From Team Fortress Wiki
這是一個寬邊，團隊色的帽子，類似偵探的帽子，如刻板印象所見 film noir movies. A lighter is tucked in the side of the dark band.
燃燒偵探帽是來自於 contributed 工作坊.
- The Burning Question was added to the game.
- The Hot Case and the Burning Question are based on the appearance of the fictional detective Carmen Sandiego, who sported a very similar getup throughout most iterations.