Green Bay Packers White 2024 Alternate Riddell SpeedFlex Full Size Authentic NFL Helmet. The SpeedFlex helmet has quickly become the helmet of choice by many top NFL players. This Green Bay Packers SpeedFlex helmet is the most authentically-inspired collectible in our line! Complete with comfort overliner and quick release facemask attachments, the unmistakable look of the SpeedFlex has become the new icon of the game! Comes in official Green Bay Packers team colors and SF-2B-SW facemask.