The defining feature is the flexible panel on the crown of the helmet. This "flex" works like a car bumper, bending upon collision to reduce the impact force transmitted to the player's head.
is widely considered a gold standard in football helmets, combining a high safety rating with a distinctive aesthetic that has made it a favorite among NFL and collegiate players. If you are looking to purchase one, here is a comprehensive write-up on what you need to know about its performance, sizing, and buying options. Key Performance & Safety Features buy riddell speed flex
The helmet features an inflatable liner system with multiple inflation points (crown, back, and sides) to achieve a precise, "snug" fit. The defining feature is the flexible panel on