The adidas Performance Kids Tennis Shoes Sonic Attack are equipped with a slip-resistant profiled outsole. The Insole is lightly padded and can be replaced if necessary. - Partially perforated surface typical three stripes on the sides patterned, molded outsole, front additionally raised slightly reinforced heel area padded entry with laces slightly padded WechselfußbettObermaterial: Miscellaneous material lining and insole: textile sole: Other material