Patent ID: 6953474

Claim:
A multifunctional cool and hot compress bag comprising: two first internal layers; edges of the two first internal layers being sealed; an inner space formed by the two first internal layers being filled with chemical substance; two second internal layers enclosing the two first internal layers; one outer layer surrounding the second internal layers; characterized in that: only one press portion is formed by compressing the first internal layers so that the space formed by the first internal layer is collapsed to form the press portion; the press portion is compressed at a position approximately at a center portion of the compress bag; and other portion within the first internal layer is not collapsed; wherein the second internal layers are also compressed at the press portion, wherein a through hole is formed in the press portion, wherein materials of the outer layer are water-proof rubber and cotton cloth; the water-proof rubber is as an internal layer and the cotton cloth is as an outer layer, wherein the chemical substance is at least one of water, sodium, acids, cellulose, and pigments.