【Product Description】 Color: Black ・Brand new, unused, and unopened! ・Shipped anonymously, shipped on the same day/next day ・Instant purchase OK! Shipped as new, unused, and unopened. Regular price: 8800 yen/piece (tax included) 【M Size】 Height: 165-175cm Length: 70cm Width: 52cm Shoulder width: 47cm Sleeve length: 58cm Made of 100% cotton, this shirt is durable and soft. It's perfect for work, everyday wear, loungewear, or sleepwear. This is the "magic shirt" featured on the popular YouTube show "Reiwa no Tora" (Tigers of Reiwa). 【Patent-pending】Supports muscle strength and flexibility just by wearing it, helping to reduce the burden of caregiving and heavy labor. 【Verification results from a third-party organization】 ・Back muscle strength: Average 38% improvement ・Forward bend flexibility: Approximately 6cm increase Over 95% of people experience the effects! (※Individual results may vary)