Re-Freez-R-Brix Foam Refrigerant 4.5 x 2 x 1.5 - 7.5 oz. 48 Count, blocks are like a refrigerator in a bag. Cold bricks Protects against thawing by keeping perishables chilled and at a uniform temperature for over 12 days.
They are Formulated with food safe, non-toxic materials and sealed in a heavy-duty plastic pouch. These cold bricks are leak proof, reusable and economical to use.
Ideal for pharmaceuticals, lab samples and bio products.
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Per the manufacturer:
is a block of rigid foam that holds its shape frozen or thawed and is
reusable. These refrigerants are non-toxic, sealed in a heavy plastic
pouch, and are rated the best in foam refrigerants. Other products just
- Prevent thawing… Keeps frozen products chilled for an extended period of time.
- Protects against freezing… When packaged in properly insulated containers, warmed RE-FREEZ-R-BRIX™ release heat, keeping perishables from freezing.
- Protect from warming… Keeps perishables requiring a
temperature range of 32°F to 60°F at a safe, uniform cool temperature
for over 14 days.