The French butter dish is the best way keep spreadable butter on hand. You simply fill the cup on the lid with butter & fill the jar part way with water, then place on your counter. The water acts as a barrier against bacteria & keeps the butter just cool enough that it won’t sour. Replace the water once a week, & the butter lasts as long as it would in the fridge. Each butter dish comes with instructions for use. This butter keeper was hand thrown & high fired to cone 10 in a gas reduction kiln. The cup holds 8 ounces of butter & stands approx. 3 high by 4. Microwave & dishwasher safe. This piece ships within three days of receipt of purchase via priority mail. 8 Oz French Butter Dish in Crimson & Light Green With White Lines