Modeled after the original french butter crock; keeps butter fresh and spreadable for up to 30 days without refrigeration; no odors or spoilage * Made of high quality, durable bone china; bistro cobalt blue design features the word "butter" on one side and the french "beurre" on the other * To use: pour cold water into base, pack lid with softened butter, replace lid into base * Holds 1 stick of butter; change water every 2-3 day * Dishwasher safe