Known cases / Chips & Snacks / Lay's
Did Party-size sour cream and onion Lay's shrink?
14.75 → 12.5 oz −15.3%Size Facts
Before14.8 oz
After
12.5 oz
Hidden unit-price rise at same price+18.0%
When2024
CountryUnited States
EvidenceWayback Machine retailer-page comparison (third-party study)
Confidencehigh
Source: LendingTree shrinkflation study (Walmart.com sizes 2019/20 via Wayback Machine vs 2024) (lendingtree.com). Source fetched 2026-10-14. Check the math in the calculator.
What the source says
“Party-size sour cream and onion Lay’s: old 14.75 → new 12.50; price $3.98 → $5.44 (size change -15.3%)”
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