LRpacking clamshell food containers are manufactured from food-grade mineral-filled polypropylene, making them suitable for contact with foodstuffs. The products are free of BPA, durable, leak-proof, and safe to use in the microwave or freezer. They are especially great for takeaway and food delivery, as they can be used without the concern of spills or leaks. LRpacking clamshell food containers are a popular choice among restaurants in North America.