The Corelle Square Simple Lines 22-Ounce Bowl Set includes six bowls that are perfect for serving soup, salad, or pasta to family and guests. Each bowl features a simple yet stylish design of sweeping black lines on a white background. Design is part of the bowl and won’t scratch, wash, or wear off. The bowls are made with Corelle triple-layer strong glass, which is lightweight, stackable, and resistant to chips and breaks. Each piece is dishwasher safe and can be used in an oven or microwave. Corelle glass is made in the USA, and comes with a three-year limited warranty against manufacturer defect.