The Sandra Boynton Christmas Holiday Song Wee Fish Ewe Mare Egret Moose Mug is a vintage ceramic coffee cup featuring a round shape with a medium size and a white, red, green, and blue color pattern. The mug includes a Boynton cat with heart design and is part of the Sandra Boynton franchise. It is an original piece from the 1980s, manufactured in Japan, and has a capacity of 10 oz. This collectible mug is perfect for all occasions and is microwave and dishwasher safe, making it a durable and fun addition to any kitchen or home decor collection.