Tumbleweed - Dog Mug - Love Is A Four Legged Word - Large White 18 Ounce Ceramic Coffee Mug With Black Handle - Dog Lover Gifts - Cat Mug Tumbleweed Pet Mugs Have Photo Quality Designs On Each Side. Mugs Are Made From Durable, Quality Stoneware Ceramic Construction. Coffee Cups Are Microwave And Dishwasher Safe. Of Course, Lead Free. Holds Approx. 18 ounces. Pet Ceramic Cups Are Perfect Cat And Dog Gifts For Cat Lovers And Dog Lovers. All Tumbleweed Mugs Hold Approximately 18 Ounces; Perfect For Coffee, Teas, And Hot Chocolate.