It's hard to believe you can improve on the number one rated schooling helmet (by John Lyons and the Horse Journal), but they did with the Tipperary Sportage Plus Helmet. The Sportage Plus features:
Increased range of sizes Combination of helmet shell, inner shell liner, and a wicking sizing liner improves the airflow and circulation efficiency.Carry over of the drop back liner design for increased coverage and fitImproved inner liner sizing pad for easier adjustingRemovable inner visor liner for easy cleaningNew shell appearance upgrade with 4 new Carbon Matt finishes: Hunter Green, Carbon Grey, Navy Blue, and NEW Cocoa BrownImproved safety features - Soft sizing is as follows:XS - 51-52 cm Small - 53 to 54 cm Medium - 55 to 56 cm Large - 57 to 58 cm Xlarge - 59 to 60 cmXX Large - 61-62 cm.