Emma Bridgewater Mug - Mama Bear Mug $39.00 Emma Bridgewater Sale! from $39.00 Qty. Add to Cart Fiercely loving on the one hand; fiercely protective on the other. Who springs to mind with our Mama Bear Mug Volume: 1/2pt or 8 ozMaterial: Earthenware. Microwave safe, dishwasher safe, oven safe, freezer safe.