A variety of products are sold on Costco. For example, groceries, appliances, automotive supplies, sporting goods, jewelry, housewares, health and beauty aids, garments, furniture, office supplies. Their features are all large-sized and huge quantities. In addition, there are seasonal products and high quality national and regional brands, and inventory is updated constantly. Besides, it sells Kirkland Signature products such as juice, cookies, coffee, housewares, luggage, garments, and detergent which are Costco's brand. Kirkland Signature means quality and value so that they are inexpensive and high quality to maintain member's satisfaction and Costco's reputation. 