TWP-FLS-AL-MDN-L/TWP-FLS-AL-GRY-L     
The Tuff-Writer pen (Frontline Series Full Size, midnight black or sniper gray) was designed to be the toughest pen out there, period. It is built to withstand blistering cold, intense heat and any kind of harsh environment an operator is bound to encounter. By Tuff-Writer.

TWP-FLS-AL-MDN-S     
The Tuff-Writer pen (Frontline Series Short Size, midnight black) was designed to be the toughest pen out there, period. It is built to withstand blistering cold, intense heat and any kind of harsh environment an operator is bound to encounter. By Tuff-Writer.

TWP-OPS-AL-BLK/TWP-OPS-AL-GRY     
The Tuff-Writer pen (Operator Series, black or gray) was designed to be the toughest pen out there, period. It is built to withstand blistering cold, intense heat and any kind of harsh environment an operator is bound to encounter. By Tuff-Writer.