▁( le ast ▁difficult ) ▁based ▁on ▁their ▁ste ep ness ▁and ▁length . ▁A ▁fifth ▁category , ▁called ▁H ors ▁categorie ▁( out side ▁category ) ▁applies ▁to ▁mountains ▁r ated ▁even ▁more ▁severe ▁than ▁first ▁category . ▁Similar ▁ratings ▁apply ▁to ▁clim bs ▁in ▁the ▁other ▁major ▁T ours . ▁ ▁In ▁the ▁Tour ▁de ▁France , ▁the ▁leader ▁in ▁the ▁mountains ▁competition ▁we ars ▁a ▁distinct ive ▁pol ka ▁dot ▁j er sey ▁( F rench : ▁ma ill ot ▁à ▁po is ▁r oug es ). ▁Although ▁the ▁King ▁of ▁the ▁Mountains ▁was ▁first ▁recogn ised ▁in ▁the ▁ 1 9 3 3 ▁Tour ▁de ▁France , ▁the ▁distinct ive ▁j er sey ▁was ▁not ▁introduced ▁until ▁ 1 9 7 5 . ▁In ▁the ▁G iro , ▁the ▁King ▁of ▁the ▁Mountains ▁leader ▁wore ▁a ▁green ▁j er sey ▁until ▁ 2 0 1 1 ; ▁in ▁ 2 0 1 2 , ▁the ▁j er sey ▁changed ▁to ▁blue ▁at ▁the ▁beh est ▁of ▁the ▁corpor ate ▁spons or ▁of ▁the ▁mountains ▁classification . ▁In ▁the ▁V uel ta ▁several ▁j er sey ▁designs ▁have ▁been ▁used , ▁but ▁since ▁ 2 0 1 0 ▁it ▁has ▁been ▁white ▁with ▁blue ▁pol ka ▁d ots . ▁ ▁Alternatively , ▁King ▁of ▁the ▁Mountains ▁also ▁apply ▁to ▁the ▁highest ▁ranked ▁user ▁of ▁activities ▁track ers ▁such ▁as ▁Stra va . ▁ ▁Mountains ▁classification ▁w inners ▁of ▁the ▁Grand ▁T ours ▁ ▁Two ▁rid ers ▁have ▁won ▁the ▁"