This classic model is made of kangaroo leather for comfort and accented with a cow velour line on the outside. Kangaroo leather combines softness, high strength, and lightness, and is a popular material used for baseball and soccer spikes due to its characteristics. PRODUCT DETAILSUpper: Kangaroo leather, outer decorated with cow velour Outsole: Made of natural rubber, with excellent elasticity, durability, grip and flexibility. Shallow "No.8 Outsole" Insole: Resilient and soft latex sponge Lining: Breathable grained synthetic leather Laces: Patterned flat laces Sizing: Slightly larger than SP-110 (*Slightly different due to differences in materials and design) Made by Hand in Fuchu, Japan