Tac-lite liner with excellent moisture wicking, comfort and tear strength
Heel locked in place by utilizing strategic memory foam ankle pads
9mm pro spec tongue with anti-lace bite insert
MPT (Maximum Power Transfer) glass outsole
Royal glass reinforced tendon guard
Lithium science boot construction
Aircraft grade aluminum chassis
Labeda Millennium wheels
Abec 9 608 bearings
Wheel configuration: 80-80-80-80
Note: Alkali skate sizing is 1 to 1.5 sizes smaller than your shoe size