Cold and hot pack for breast therapy for pregnant woman

A hot and cold pack for breast treatment, the hot and cold pack comprising:

• a cover including a through hole in a center thereof, the through hole being configured to pass a nipple of a user therethrough, the cover having an annular shape having an open portion to adjust a size of the cover according to a size of a breast of the user while wrapping and covering the breast;
• a thermal insulating material filled inside the cover;
• and
• a length adjustment unit disposed in the open portion of the cover to connect both sides of the cover at the open portion, the length adjustment unit being configured to adjust the size of the cover, the length adjustment unit including a strap,
• wherein the cover includes a folding guide unit configured to guide the cover to be curved and folded into a shape corresponding to a shape of the breast,
• wherein the folding guide unit includes:
• a plurality of radial junctions spaced apart from each other along a circumferential direction of the cover at predetermined intervals, each radial junction extending from a circumference of the through hole to an outer circumference of the cover;
• and
• a plurality of circumferential junctions spaced apart from each other along a radial direction of the cover at predetermined intervals, each circumferential junction extending from one radial junction portion to another adjacent radial junction,
• wherein the cover comprises an upper cover and a lower cover each having an annular shape with an open portion, the upper cover and the lower cover being bonded to each other at the plurality of radial junctions and the plurality of circumferential junctions,
• wherein the plurality of circumferential junctions and the plurality of radial junctions separate an inner space of the cover into a plurality of sealed spaces to prevent movement of the thermal insulating material between the plurality of sealed spaces.