Race-proven power. The Hero World Cup ZJ+ is a full-gas, elite-level race boot for competitive alpine racers. It features a 92+mm last plug shell with extra-thick walls and a race-hinged design for the most efficient power transmission available in skiing. A neutral, upright stance complements the narrow build to emphasize power and edge control, while the ultra-thin cork-flo lace-up liner delivers an exact fit and unprecedented precision on snow.World Cup Race Fit+World Cup Race Fit+ is based on our 92mm World Cup race last with more spacious ankle and forefoot areas for more balance between precision and comfortBetter Skiability, Better FitDual Core shell technology provides targeted power transmission and shell wrapping, resulting in livelier rebound, response, and controlRace BucklesRace Buckles sit as close to the shell as possible for a sleek, aerodynamic designWorld Cup Race PrecisionWorld Cup liners feature cork-flow padding, adjustable tongues, and a lacing system for elite-level performanceSpecifications:- Descr_weight - Weight: 2,430 kg/half pair (size 26,5)Cuff:- Last - Last: 92- Materialcuff - Cuff material: PolyetherShell:- Technoshell - Technology Dual Core- Materialshell - Material Polyether- Bootboard - Bootboard PU Foam Hard- Shellspecification - Specifications: Dual CoreBuckles:- Bucklestechno - Buckles technology Race Buckles- Bucklesmaterial - Buckles material 100% Aluminium- Bucklesadj - Buckles adjustment 4 Micro- Bucklesaddfun - Additional functions 4 Easy OpenLiner:- Linertechnology - Liner technology: World Cup Racing Fit- Powerstrap - Powerstrap width (mm): Racing Strap + Cam LockAdditional functions:- Canting - Canting: Canting + Internal Screw- Spoiler - Spoiler: REMOVABLE