https://www.ebay.com/sch/i.html?_nkw=Single+Poly+Paper+Containers+16+Oz+Symphony+Theme+4+1+2+Dia&_sacat=0&_dmd=2

Single Poly Paper Containers, 16 Oz, Symphony Theme, 4 1/2' Dia

Regular price
$151.00
Sale price
$98.00

Single poly containers feature a moisture-resistant interior coating that locks in flavor and freshness. They withstand freezing and refrigeration. Use for hot or cold foods. Uncoated exteriors have a natural appearance.