Convenient and practical: The Adidas Performance children sports shoes lk sport feature a breathable and adaptable EcoOrthoLite foam sole, which can be easily removed. The on-and-off the shoes, thanks to the Velcro to Kinderspiel.- closure: Velcro (.. Two Velcro strips to Gr 31, from size 32 three Velcro fastener) mesh upper with synthetic trimmings padded entry textile mesh inner processing non-staining, molded outsole upper: Other materials, textile lining and insole: textile sole: Other material