Nicia Dog Collars is the best online boutique for designer dog collars, martingale and fancy dog collars, dog leads, and pet jewelry. Order Wholesale Online. Our Products We believe pets deserve the best so all of our products are designed to high quality standards we demand for our "fur customers." We also choose top quality hardware for our dog collars; Wienerlock® contoured side-release buckles and cast D-rings. Our Dog Collars & Jewelry are designed and hand-crafted in the San Francisco Bay Area, USA for the dogs we all love!