Hat Liner, Navy Blue
Knitted Tube Liner 100% Polyester Navy, Red or Hi-Viz Orange, fits snugly over hard hat, blocks wind runneling inside the crown. Traps warmth to keep head and ears warm. Folds up on the outside of a hardhat, when not needed during breaks. Recommended for linemen, construction workers, and workers exposed regularly to cold or sub-freezing temperatures.