Stacking Post Free with purchase of every 4 and 6 Mugs Mara Handcrafted Stoneware Mug Collection- Thunderbird Design Handcrafted and Hand Painted Mugs at Spirit of Santa Fe These Large handcrafted stoneware mugs hold a full 16 oz your favorite beverage. They are approximately 5in x 4in and are completely dishwasher and microwave safe while being lead free for all food and beverage. While being fully functional they provide a contemporary artistic décor to any kitchen or dining room. Every one is hand drawn and painted then fired twice therefore no two are exactly alike.