MWG’s inherent flame-resistant (FR) EVOLUTION fabric is heat sealed with FR silver segmented tape to create the ultimate work t-shirt. Flame-resistant and high-visibility features allow for use in all industries. The comfort is unmatched, integrating a generous fit and a lightweight, soft fabric to provide the same feel as your favorite tee. This arc-rated t-shirt was designed for line crews working in the Turks & Caicos where average temperatures hover around 30 degrees Celsius – so you know it’s built to be cool & comfortable.