Lightweight, comfortable to wear and not restrictive. Adjustable stretch in the back. Lightweight, breathable, more comfortable, usable in all seasons. Correct round shoulders, lower chest and lower shoulders. The size is measured manually, and there will inevitably be an error of 1-3 cm. Please refer to the actual product. Due to different shooting lighting. There will be varying degrees of color difference. The actual product shall prevail. Breathable, non-stuffy, and more invisible when worn underneath. Y cross straps for 360 fit. shoulders, straight back, and upright posture. You can use it not only while sitting in front of the computer or driving, but also while exercising or gardening.Improve your overall posture at work or in life. The size is measured manually, and there will inevitably be an error of 1-3 cm. Please refer to the actual product. Correct round shoulders, lower chest and lower shoulders. Lightweight, breathable, more comfortable, usable in all seasons. Adjustable stretch in the back. Lightweight, comfortable to wear and not restrictive.