portable thermal cushion according to the present invention, inserted into a groove formed in the side body portion; Heating portion inserted in the insertion groove; And doedoe inserted into the heat-generating portion and the body portion, the seat cover that is coupled expose the heat generating portion end to the outer side; including, and the heating unit, one end and the bag part opening is formed, is provided in the pocket portion opening said opening through an open portion and the fastener opening is inserted into the pocket portion, and a heat as the heat generating member. Effect of the invention, inserting the heating member to the inside of the pocket, and the pocket portion opening portion the zipper to facilitate the exchange and mounting of the heat generating member as the closure or opening and, optionally, a portable thermal cushion with the heating member can be used It can be provided. ;
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