Indianapolis Colts Chrome Alternate Riddell Speed Mini Helmet Riddell creates an Alternate speed helmet every year. Last year it was the BLAZE series, this year is the CHROME series.  Get your limited edition Chrome helmet now! This is a mini helmet collector's item!  The most popular collectible in history is now available in the speed helmet design. The speed mini helmet is a half-scale replica of one of the most popular new helmet introductions in Riddell's history. It's a must-have for the serious collector. Includes interior padding and a 4-pt. chinstrap. Official colors and decals. Approx. 5" tall.