Thank you for viewing! [Product Description] Relive Cotton Long Sleeve Plain Shirt - Unisex [Color] Black - Ships anonymously! - Brand new, unopened! - Immediate purchase OK! This item will be shipped brand new and unopened. Regular price: 8800 yen/piece (tax included). This is the magical shirt that appeared on the popular YouTube show "Reiwa no Tora" (Tigers of Reiwa). [Patent-pending] This magical shirt enhances your natural physical function just by wearing it, improving muscle strength and flexibility. It was developed to reduce the burden of caregiving and heavy labor. [Amazing Effects] In a third-party wear test, back muscle strength improved by an average of 38%, and flexibility improved by approximately 6cm in forward bends. We have received positive feedback from the caregiving field and athletes. Over 95% of people experience the effects just by wearing it. *Individual results may vary.