Cooling Vest 64℉/18℃ Organic Phase Change Materials / Pcm Products
Unlike frozen water or gel products, the Phase Change Material
maintains a consistent temperature of 64℉/18℃ and expels energy at
a constant temperature during its transition from a solid to a
liquid. This ensures that the user receives a constant, cooling
temperature throughout the entire 2-3 hour period. Time to
freeze:approx. 30 minutes, Time to thaw: approx. 120 minutes.
Freezes in refrigerator, freezer, ice water. Reusable, non-toxic,
no condensation, soft.