Black leather knee-high leather boots from GANNI featuring logo-tape detailing, contrast stitching, double pull-tab at the opening, round toe, elasticated side panels, knee-high and ridged rubber sole. POSITIVELY CONSCIOUS: This brand measures the impact of every item they produce and supplies a Carbon Neutral Certification with each purchase, which measures the environmental impact of production and shows that they've covered the cost of making the carbon footprint neutral..