We are using re purposed masks. Kills the antibacterial coating. They are using something that smells so strongly of vinegar it's intolerable to wear because everyones eyes water.
PLayer use "Breath Strips" to help them get more air during a game, how many will bite a hole in the mask to gain an advantage. They've been bleeding for years, biting other players body parts, what makes the NFL think that any of the players care?