Rotomolded coolers keep ice longer, but probably not enough to justify the price.

Yes, they do. But unless you’re camping for five days or keeping fish cold in the Arizona sun, a decent $50 cooler will handle a weekend trip just fine.

The rotomolding process (spinning molten plastic in a mold) makes the walls thicker and eliminates seams. Thicker walls = better insulation. No seams = less heat leaking in. So a rotomolded cooler will absolutely hold ice longer than a thin-walled, injection-molded one. Companies like Yeti, RTIC, and Pelican have proven that.

But here’s the thing: most people don’t need that extra day or two. A good $50 Coleman or Igloo with a thick layer of ice will keep your sandwiches cold for a full day at the beach. The difference only matters if you’re off-grid for multiple days, or if you’re transporting something temperature-critical. For backyard parties, car camping, or tailgating, the premium cooler is a waste of money.

If you find a used one on Facebook Marketplace for half price, grab it. Otherwise, spend the savings on better beer and ice.