Karat® PET hinged container line is made up of crystal-clear plastic that allows for easy visibility. The clear PET containers are heat-resistant, ranging from -10°F to 120°F, and are less prone to cracking. These containers are very sturdy and versatile, making them suitable for all types of food packaging. Food Container Type: Hinged Lid Container; Material(s): PET; Material Type: Plastic; Color(s): Clear.