The adidas Performance children sports shoes lk sport 2 for boys feature a breathable and adaptable ECO OrthoLite foam sole. The surface is a mesh and synthetic in the material, which the shoes a slight texture verleiht.- Velcro (two Velcro strips to Gr. 31, from Gr. 32 three Velcro fastener) padded entry textile mesh inner processing non-staining, molded outsole upper: Other materials, textile lining and insole: textile sole: Other material