air trainer 1 sp sneakers celebrate the 35th anniversary of the original design. multi-layer upper in solid color leather. perforated toe. tpu branded strap with velcro, a stylish detail that also allows for a firm fit. padded mesh tongue with label. flat laces in fabric. tonal swoosh detailing in leather on outer side. padded ankle collar. reinforced padded patch. color matched logo embroidery at back. textile lining and insole. eva midsole. rubber sole. contrast tread. height of sole: 1-3 cm. us size system.