Contemporary, octagonal design draws extra attention to your delivery and carry-out items. Tear-away perforations on the hinged lid simplifies serving. Leak-guard seal ensures mess-free, in-transit safety. EZ Close, secure-fit closure punctuates the closing action with an audible snap. Polystyrene. Food Container Type: Hinged Lid Container; Material(s): Polystyrene; Capacity (Volume): 21 oz; Color(s): Black/Clear.