One Piece design, adjustable Velcro closure with elastic inserts allows for a custom fit. 9” long 2-Ply Ultra C6 Interlock Shroud with 2-Ply Ultra C6 Knit mouth shield insert.  One size fits all.  100% Nomex Thread. Ultra C6 is inherently protective, which allows for the ultimate in protection against extreme radiant and intense heat without the risk of the protective nature being “washed out”. Ultra C6 fabrics are lightweight, offer excellent moisture wicking, greater water vapor transfer and breathability. Available in Black.