Purchased at a beauty salon in February 2025. Unused, only tried on. BX Innerwear Men's MEN Posture Improvement Kyphosis Improvement Rounded Shoulders Improvement Style MTG [Regular Price] ¥3,480 [Specifications] ・Size: L size ・Color: Black Product Description Excerpt ・[Two technologies to achieve a natural and correct posture] (Open Chest) Sleeves slightly angled towards the back pull the shoulders and arms back. Naturally opens the chest, preventing rounded shoulders and kyphosis. ・[Two technologies to achieve a natural and correct posture] (Back Release) Power net placed on the upper back pulls the shoulder blades inward. Comfortably opens the chest and improves posture. ・(Easy to move and comfortable to wear) Raglan sleeves make it easy to raise your arms, providing ease of movement and a comfortable fit. (Stretchy material) Uses thin, stretchy material, making it easy to move and less tiring in any situation. ・(Commitment to craftsmanship) Manufactured by hand by craftsmen to achieve the "S-shaped posture" technology and pursue comfort. We deliver reliable products with the discerning eye of people and the skills of craftsmen. Instant purchase OK.