The main body material is recycled from manufacturing waste collected from factories, reducing energy and raw material consumption, reducing waste, and reducing harmful gases during incineration. The nylon fiber is environmentally friendly and reduces water pollution. It also has superior strength and durability compared to general nylon 6. He uses CORDURA?ECO, which is densely woven from 420d thick recycled nylon thread. The surface is water repellent and the back is coated with urethane twice. The attached material is eco-cow leather tanned with vegetable tannins, which has been tested for hazardous substances (JES) according to 13 standards by the Japan Leather Technology Association, and does not contain hexavalent chromium, a substance that is harmful to the human body. Masu. This is a casual series with a bi-color slanted switch that can be used not only for everyday use, but also as a sub-bag for outdoor activities and travel.