This boot was built for speed, with features such as triangular studs that enable fine movements. Its a features include the a Designed Woven construction with moderate lateral stretch, as well as the a Frame and a Tongue. It is lightweight yet durable during tough playing. Design: Knit Upper combines a sleek design and a natural fit for all foot types Engineered Fit Woven Upper material that stretches moderately laterally but, not along the length of the foot Lightweight sponge with minimum required mass to enhance fit ZeroGlide removable sockliner for increased foot hold and maximum comfort In-Shoe Comfort: MIZUNO ENERZY (FOAM) Provides amazing cushioning and energy return Durability & Traction: Engineered Fit Flame Optimal pattern for fitting and shoe making, reducing lateral shifting during play a Triangle Studs Provide grip to enable vertical speed and fine movements For use on dry natural grass surfaces Additional Details: Weight: 220g (Size 9)