The top knob design is easier to open, and the butter plate cover has an elegant curved radius edge design. The thick wall design is designed to prevent the butter from becoming too hard in the refrigerator or to remain soft at room temperature. Simple colors add color to your kitchen, perfect for a warm family. A gift for yourself, family, friends or someone you love. Butter tray size "7.1*4.6*3.7", suitable for the complete "American size" butter stick. Designed for all butter sticks, including east/west coast butter. Made of durable ceramics. Dishwasher, microwave, oven, refrigerator safe. Match for Kerrygold, Land O'Lakes, Plugra Butter and more.