What material is used in the production of IRIS plastic products and is it BPA and acid free? October 23, 2025 22:40 Updated Our plastic products are made of Polypropylene that is both BPA and acid free. Related articles Where is your product made? Are your pet food containers safe for storing dog food? Can I get a replacement part for an item that has broken? What is the recycle code for your plastic products? Is it safe to store your products in direct sunlight and/or in freezing temperatures?