Dallas Cowboys Present White Thanksgiving NFL Football Riddell Mini Helmet in Sports Mem, Cards & Fan Shop, Fan Apparel & Souvenirs, Football - NFL. Alternate helmets are now banned after a recommendation by the NFL's Head, Neck and Spine Committee. Recapping Major Injuries from the NFL's Thanksgiving Day Action Taylor found himself on the receiving end of a helmet -to- helmet collision. Miles Austin and the Dallas Cowboys won't wear their traditional throwback jerseys and helmets for Thursday's tilt against the Oakland Raiders. DALLAS COWBOYS WHITE RIDDELL MINI FOOTBALL HELMET. COMES NEW IN BOX. SIZE IS 3 5/8. The greatest miniature sports collectible ever!. NFL Thanksgiving Classics celebrate holiday tradition, football memories - NFL. com plain silver helmets with gray facemasks, blue jerseys and black belts.