- Balenciaga's 23rd spring and summer new style fly-knit half-flops. The simple colors are very suitable for spring and summer. Pair them with simple jeans or long skirts according to the color of each style, and it is easy to look good and stand out! Upper: Imported knitted fabric with 3D rubber letters. Heel height: 3cm. Sole: Genuine leather outsole imported from Italy. Size: 35-39 (40 is custom-made and cannot be returned or exchanged).