Avail yourself of hot and cold therapy with your TheraFace using these two attachments.. Hot ring reduces tension and pain, increases blood flow.. Cold ring helps reduce puffiness under eyes, decreases pain, inflammation, and muscle spasms.. Hot ring has three temperature settings: 95° F, 102° F and 109° F.. Cold ring has three temperature settings: 79° F, 72° F and 64° F.. Insulated travel pouch is included..