Tupperware Freezer Mates (purplicious seals) Rectangular 9-3/4 ounces (290 ml) 4 Pc Set Capacity (for freezing): 9-3/4 ounces (290 ml)/pc The rounded corners and recessed bottoms of these containers allow maximum airflow for faster, more efficient freezing and thawing Dishwasher safe Color: Sheer bases with purple seals (purplicious seals) Set of 4