Lined with air Teflon mesh Replaceable Shin Plate Zipper elastic panel Tecno Calf Tensioner Tecno Shin Tensioner Tecno InstepTensioner AnkleSupportBraceswithankle joint Air ventilation system on lateral side and on slider Slider with alloy insert Shock absorbing heel cup Rubber sole with removable insert Nylon Innersole with removable arch support All parts of the boot can be replaced
