This 11 oz. ceramic coffee mug is constructed of gloss finish stoneware with a lightly speckled design and contrasting colored rim on our white versions. Not all ceramic coffee cups are the same and this beautiful upscale design proves that. Hand wash recommended. Microwave safe and FDA compliant. Sold and shipped in full carton quantities of 50 per color. Orders of 300 pieces or greater are eligible for sea shipping. 100% guarantee for quality.