$30 · Large box of earplugs

199 pairs of 3M 312-1250 earplugs. Each pair individually wrapped in a poly bag to keep them clean. Box originally came with 200 pairs - I tried 1 but they are too small for me, should have bought the large size I guess. https://www.3mcanada.ca/3M/en_CA/p/d/v000057702/