Covered crock keeps 6 ounces of butter soft and fresh without refrigeration Made of high-fired stoneware in a choice of colors Non-porous enameled glaze will not absorb odors; resists chipping or staining Cup/lid holds 1-1/2 sticks of soft butter; inverts into water-filled crock for airtight seal Dishwasher-safe; matches other le creuset stoneware; lifetime warranty