Fizik arione k5 saddlethe 1 choice among pro ironman athletes the mens arione triathlon specific saddle shape called k in reverence to kona feature additional nose padding a seamless front cover for smooth transitions up and down the saddle and grippy dots to prevent unwanted movement this saddle shape is used by jonathan brownlee 2012 itu world champion and olympic bronze medallist featuresshell nylon carbon reinforced with wing flex for freedom of thigh movementrail kiumcover bla