Celebrate Chiefs Kingdom with the Kansas City Chiefs Riddell Speed Flex Midi Helmet. Officially licensed and standing 7.5 inches tall, this collectible features Riddell’s Speed Flex design with an SF-2BD-SW facemask, chinstrap, and built-in visor — a first for licensed helmets. The Chiefs Speed Flex Midi Helmet captures the bold look of Kansas City football, making it a must-have centerpiece for fans and collectors.