Less than 32°F
PROS Cools faster but melts faster.
CONS Messiest (wateriest).
Cooling warm items. Fitting in tight spaces between items.
PROS Lasts longer.
CONS Sometimes harder to pack.
Keeping pre-chilled items cold with low maintenance.
(i.e. adding more crushed ice)
PROS Incredibly cold.
CONS We recommend putting a towel layer atop it to avoid freezing other items.
Freezer cooler, longer trips, wicked fog effects.