The TamperAlert Hinge™ protrudes outward when torn, alerting the customer that the container has been opened. The hinge remains attached to the container, for no loose plastic pieces. ClearPac® SafeSeal™ containers function as an easy to re-close and re-open, leak resistant two-piece container once the hinge is torn. Features exceptional performance in cold temperatures and accommodates freezing down to -22°F. Made with 100% post-consumer recycled content. Flat lid. ProPlanet™ Seal—This product earns Dart's ProPlanet™ Seal because it contains 100% post-consumer recycled content. Food Container Type: Hinged Lid Container; Material(s): rPET – Recycled Polyethylene Terephthalate; Food Container Material Type: Plastic; Interior Volume Capacity: 24 oz.