Posture Correction Belt, Kyosei Belt, Shoulder Blade Posture Belt, Back Support, Round Shoulders Correction, Adjustable, Sweat-Absorbent, Breathable, Unobtrusive, Under Clothing, Unisex, Comfortable, Washable, Improves Posture! 【Unisex & Beautiful Posture】 Easy to wear for both men and women of all ages. Lightweight and thin design makes it unnoticeable under clothing, suitable for suits, shirts, sportswear, and any other outfit. Please note: Start with 10 minutes initially, and gradually increase the wearing time as your body gets used to it. Body types vary, so adjust the wearing time according to your actual situation. ✨Brand New✨ * Rubber smell present 【Size】 M (Size details not specified) 【Color】 Black S-206