Poly fiber fruit fly culture lids fit all 4.5″ diameter 6 oz, 8 oz, 12 oz, 24 oz, and 32 oz Pro-kal containers. The fine breathable poly fiber lids will keep in even the smallest insect.
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Staple good fit for my deli cups
Pedro · November 1, 2025
Exactly what I needed. Great quality! Would recommend.