SmartLock ® system features a tight, audible click closure that helps ensure maximum food freshness. Wide temperature resilience range (20°F to 180°F) enables placement in freezers & heated display cases. Smooth front panel makes sticker-labeling easy. Strong, rib-reinforced sides & back accommodate heavy items & provide enhanced crush resistance. Break-resistant hinge is flexible enough for easy closure & reliable enough for repeated openings & closings. Food Container Type: Carryout; Material(s): Plastic; Capacity (Volume): 39 3/5 oz; Color(s): Clear.