For an eco-friendly packaging choice that is durable and stylish select frosted black PIR polypropylene jars sold here in bulk for wholesale pricing. PIR stands for post-industrial resin, which is the polypropylene leftover from the manufacture of polypropylene plastic containers, reducing the amount of plastic reaching landfills. Browse through the selection of compatible metal and plastic caps sold separately for products that could include cosmetics, body care products, and more.