| 摘要 |
PURPOSE: A portable cooling pouch is provided which does not require refrigeration, does not contain removable refrigeration parts and can be used as a cooling device even when the user may have no access to a refrigerator, ice box or the like. CONSTITUTION: A portable pouch for cooling and storing vials and the like comprises: a first web member of water permeable material; a second web member of water permeable material; hinge means connecting an edge of said first web member, directly or indirectly, to said second web member; and fastening means for fastening remaining edges of said first web member to remaining edges of said second web member.
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