Made in USA from 30% Recycled PP Product has passed ISO 22196 testing. FDA Compliant - passed tests FDA 21 CFR 177.1520 and FDA 21 CFR 177.1630. The EPA registered additive has been approved for use in the application of food-contact plastic products. Manufactured with an Antimicrobial and/or antibacterial additive which fights bacteria growth on the product. Neutralizes over 99% of active bacteria on product's surface. Additive does not wear off and remains effective for the life of the product. Reduces odor as additive fights odor causing bacteria. Durable plastic. 2 styles of optional lids available. Top shelf dishwasher safe.