Black/gold leather stud-embellished low-top sneakers from ZADIG&VOLTAIRE featuring gold-tone stud embellishment, contrasting heel counter, logo-print tongue, eyelet detailing, round toe, front lace-up fastening and flat rubber sole. POSITIVELY CONSCIOUS: This Planet Conscious product is crafted with leather that has been produced in an audited and certified Leather Working Group (LWG) tannery — scored according to a three-tier system. The LWG assesses and certifies leather manufacturers that reduce the environmental impact of production..