【Featured on TV! Uses a Belt to Prevent Underarm Pain】Posture Corrector for Kyphosis, Shoulder Rolling, Back Muscles, Unisex, Breathable, Easy to Put On and Take Off, Adjustable Size (L Size) Includes the main unit, instruction manual, and original box. The original box has considerable damage. This is an unopened item, but please understand this before purchasing. *Please be aware that this product is made overseas and may have minor scratches or stains. Brand: Shape Boost Size: L Target Age: Adults Color: Black Number of Items: 1 【Get a Great Body with Correct Posture!】Modern people tend to have poor posture, such as kyphosis and shoulder rolling, due to the long hours spent using computers and smartphones. Even if you consciously try to correct your posture, it often reverts back, making it difficult to maintain a beautiful posture. That's why Shape Boost's posture supporter was developed under the supervision of Kunitoshi Yukawa, the owner of a chiropractic clinic. By wearing it, you can pull your shoulder blades together, expand your chest, and straighten your back, supporting you in acquiring correct posture. 【Adopts a High-Cushion Belt That Reduces Underarm Pain】Conventional posture supporters often caused underarm pain when worn, making it difficult to wear them for long periods. Shape Boost has improved this by adopting a high-cushion belt with sufficient thickness. This provides a comfortable fit, allowing for continuous wear without strain. 【Easily, Anytime, Anywhere】Shape Boost's posture supporter can be worn while working, using your smartphone, watching TV, playing games, doing housework, etc., without taking extra time. Start with 10-15 minutes at first, and gradually increase the wearing time as your body gets used to it. Adjust the wearing time according to your body type. L Size: Approximately 82cm - 97cm 【Recommended for People Who】Spend long hours at a desk, use smartphones, read, or play games. Simply wearing it helps prevent long periods of the same posture and incorrect posture. Develop the habit of correct posture and achieve your ideal beautiful posture.