Purchased in February 2025. I opened the box and tried it on over my clothes, but it felt too tight for me, so I haven't used it at all. DEZIYUA Posture Corrector 【2024 Industry New Evolution! Improved Corrective Power】 Posture Supporter, Domestic Sales Limited Edition 【Co-supervised by Japanese Physical Therapists】 Excellent Breathability, Easy to Wear, Posture Belt, Skin-Friendly Material, Adjustable and Stretchable Belt, Unisex, Supports Back Muscles and Rounded Shoulders, Suitable for Home and Outings, Ideal for Gifts, 2-Year Manufacturer's Warranty, From Poor Posture to Beautiful Posture (M size) If anyone can use it, please let me know.