Boost your speed like never before with this Mizuno I' II boot with a sole designed for optimal grip on artificial grass. Engineered Fit Last Neo Engineered Fit Woven: Upper material that stretches moderately laterally but, not along the length of the foot. Engineered Fit Flame: Optimal pattern for fitting and shoe making, reducing lateral shifting during play. Engineered Fit Sponge: Lightweight sponge with minimum required mass to enhance fit. ZEROGLIDE I' Mesh: Use of grip material supports agile movements. KaRVO RSTM: High resilience insole board for enhanced energy return. MIZUNO ENERZY (FOAM): Offering versatility in its application, while still maintaining softness and resilience. It will help enhance performance capabilities.