Mostly straight in the front with a slight curl along the sides and a slight tilt downwards in the rear of the brim. The timeless look of the traditional American leather fire helmet.

The usual helmet bend straight out of the factory. A significant dip downwards in the front and rear of the brim, typically accompanied with a vague or significant curl to the sides. Most vary from helmet to helmet.

Straight and flat in the front, following the same way along the sides, and flipped upwards in the rear of the brim. The scale of the flip in the rear typically varies but is usually not exaggerated.

Different from the Squad Flip, this bend is tilted upwards in the front, following flat along the sides and flipped upwards in the rear of the brim. The scale of the flip in the front and rear varies but is usually not exaggerated.

As straight as possible in the front and rear of the brim and flat all along the sides. Just a horizontal bend, that's it, though depending on the stubbornness of the leather, it's flat appearance can vary in some areas from helmet to helmet.

Typically straight in the front, flat along the sides and bent downwards significantly in the rear of the brim. The sides can be curled upwards slightly and the scale of the bend in the rear varies, but is usually not exaggerated.

Straight in the front, significantly curled along the frontmost sides of the brim and tilted downwards in the rear of the brim. Curl can alternate between the frontmost section, the rearmost section, or can be curled along the sides entirely. Varies in appearance compared to the TL-2 and seems to stem predominantly from them.

Straight in the front, significant curl starting at the rearmost sides of the brim, following through with a dip downwards in the rear of the brim. Depending on the stubbornness of the leather, the starting point and appearance of the curl can vary from helmet to helmet. Varies in appearance compared to the TL-2 and seems to stem predominantly from them.