The GESTER GT-KC01-1 Veslic Rub Fastness Tester is a benchtop laboratory instrument designed to measure the color fastness and surface wear resistance of leather, footwear uppers, synthetic materials, and coated fabrics. It evaluates finish damage, color transfer, and surface breakdown under regulated cyclic rubbing with standard wool felt in both dry and wet conditions. Compliant with ISO 11640, DIN 4843, and EN ISO 20344, the GT-KC01-1 provides precise, reproducible quality control data for leather tanneries, footwear manufacturers, and automotive interior laboratories.