NFL Spectators Must Wear Masks at Games This Year League spokesman Brian McCarthy has confirmed the rule.
Brian McCarthy, via Twitter As COVID-19 continues to impact the U.S., pro football teams are making adjustments for the upcoming season.
At the Green Bay Packers' Lambeau Field, mobile tickets will be primarily used for entry.
The Packers are also looking to limit attendance to 12,000, and hand sanitizer will be available throughout the stadium.
In a memo, the team said it would only accept cashless payments for concessions and merchandise.
Tailgating in parking lots may also be prohibited.
Other teams that are reducing crowds include the Ravens, Lions and Falcons.
At MetLife Stadium, where the Jets and Giants play, no fans are being allowed to attend as of now.
Pro football canceled its preseason this week, but regular-season games are going ahead for the time being.