Pyrex Portables Small Hot/Cold Two Pack for Freezer or Microwave
Brand: Pyrex

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

Provided by Authorized Pyrex distributors
Pyrex Hot/Cold Unipack - Freeze or Microwave
8.5" x 6" x .5" (Small)
Liquid filled Heavy Duty Flexible Bag
Each Pack is Model #1104540