The Quantum X is distingusied by the Black leather uppers with carbon fibre reinforement in the instep and feature the new disc based slider system. Every pair of Quantum shoes come with one set of gipper discs but you must select a set of Quantum slider discs to complete your shoes.
White Leather Uppers
Padded tongue and collars
Quantum Slider Discs
GL100843 Speed 3 3/16" Black Poly-Ice Discs
GL100846 Speed 6 5/32" Black Poly-Ice Discs
GL1008410 Speed 10 1/4" Black Ploy-Ice Discs
GL1008412 Speed 12 Stainless Steel Discs