It is made of flexible, breathable, non-sweating silver ion technology fabric. It reduces the allergic effects that may occur on the skin. Flexible underwires in the back support the spine. Shoulder straps are made of towel pads to prevent axillary compression. Flexible shoulder straps provide for postural support by passing under the armpit, coming diagonally behind, combining with velcro in the front. It supports the anatomical posture of the body by preventing posture disorder. It can be easily worn under clothing.