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Feature
Pyrex Hot/Cold Unipack - Freeze or Microwave^8.5" x 6" x .5" (Small)^Liquid filled Heavy Duty Flexible Bag^Provided by Authorized Pyrex distributors
Description
The Pyrex Hot/Cold Unipack was designed for the Portables line of Pyrex products where either heat or cold is required. This pack can be either microwaved or frozen. There are many other applications of this product such as for use in lunch boxes or bags. Since they are flexible they will fit many needs.