Thank you for viewing. This is an Osprey STRATOS 40/L size backpack, a popular model. With its breathable back panel and easy-to-use 40L capacity, it's a versatile model suitable for everything from day trips to overnight stays in mountain huts. ■ Product Features ● AirSpeed Suspension The space between the back and the main body prevents stuffiness, making it comfortable to use even in hot weather. ● Framed structure that resists deformation It securely supports the weight of the luggage and provides stability even during long walks. ● User-friendly storage ・Large external stretch pocket is convenient for storing rain gear, etc. ・Compression straps allow you to adjust the center of gravity of your luggage. ・Internal pocket included ・Hydration pack compatible ● Suitable for a wide range of uses It has the capacity and functionality suitable for day hiking, travel, and one-night stays in mountain huts. ■ Condition Used about 10 times for mountain climbing. There are minor scratches associated with use, but there are no noticeable scratches or tears, and I think it is still in good condition. Please check the photos and make your judgment. I am selling it because I have fewer opportunities to go to the mountains. ■ Size L size ■ Brand OSPREY ■ Shipping Will ship as soon as possible. Shipped via anonymous delivery. If you are interested, please consider it. Since it is also listed on other sites, there is a possibility that it will be out of stock depending on the timing. Please note that it will be deleted if it is sold out.