... :Pink2. SHOE COVER (UPPER): Use permeability foam fabrics, some of them leather fabric, with breathable holes, Anti-slip velvet lining ... polypropylene (PP) material6. CHASSIS: ALUMINUM ALLOY7. BRAKE: High coefficient of friction and wear-resistant polyurethane (PU) Material8. BUCKLES(shoes tied ... Features:a. Free to adjust the size,take full account of childrens growth,29# -32#(S),33# -36#(M), 37# -40 ...