4 1/2" x 4" x 3/4" Re-Freez-R-Brix Cold Bricks

Protects against thawing by keeping perishables chilled and at a uniform temperature for over 12 days.

• Formulated with food safe, non-toxic materials and sealed in a heavy-duty plastic pouch.
• Leak proof, reusable and economical to use.
• Ideal for pharmaceuticals, blood products, lab samples and bio products.