*This product is a sample and will be sent without being put in the package. Unique shape without tightening. The good parts of ancient Japan loincloths are arranged in the pants. It is made of elastic milling fabric knitted with fine yarns made of 100% organic cotton by bioRe PROJECT, one of the world's largest fair trade projects. It is also breathable and relieves stuffiness. Men originally have reproductive parts outside their bodies to "keep them cold away from their bodies". If you always keep it in close contact with your body in boxer-type underwear, Not only stuffiness, but also the function of that area may also decrease. A secretly famous story. Do not tighten the sokei part, Free from stuffiness and tightness. Circulation throughout the body will improve, and the autonomic nervous system will also be in order. The quality label is deliberately on the outside. For ease of removal, it is attached separately from the seam of the main body with large perforations. This is also a way to reduce skin irritation. There is no rubber exchange port. Because it is made of thick rubber, there is a risk of twisting inside, so both sides are sewn to the fabric from the inside. Material: 85% organic cotton, 15% hemp, rubber Size: S (waist circumference 70~76cm) 　　　　M (Waist circumference 76~88cm) 　　　　L (Waist circumference 88~100cm) 　　　　LL (Waist circumference 100~112cm) *The length from the top of the waist to the bottom when laid flat is 　S approx. 25cm, M approx. 29cm, L approx. 31.5cm, LL 33.5cm. Sewing place: Hiroshima Prefecture