Wrendale birds of a feather mug owl the perfect gift for an animal lover this adorable fine bone china mug features two cheerful little owls royal worcester wrendale design mugs featuring hannah dales beautiful illustration the delightful creatures are illustrated in hannah dales effervescent style and have a distinct charm the capacity of this beautiful mug is 031l 11oz made in india fine bone china dishwasher safe microwave safe 031l 11floz