Men's black calf skin short Chelsea boots DI BIANCO. This sophisticated Italian design is produced by skilled expert craftsmen using a handmade stitching technique called Black Rapid Construction. The intricate method gives maximum flexibility and light weight to the shoe. DI BIANCO uses the finest materials to produce bench-made leather footwear, bags and accessories by some of the best Italian artisans who pay extreme emphasis to detail. Remaining true to the artisanal nature of production, no more than 25 pairs are handmade each day.