Feature 1Outdoor Men's Leisure Chest Bag: The bottom of the shoulder strap is detachable design, can be swapped around the shoulder, designed for the backpack habit of different people. 2Hidden Headphone Jack: There is a hidden headphone jack on the front for easy use of headphones and charging with mobile power. You can enjoy music anytime and anywhere. 3Excellent Grade Material: The bag is made of nylon material, with waterproof function; The durable metal two way zipper is smooth, allowing you to open easily. 4Comfortable and Breathable: The back is designed with soft multi piece breathable mesh cloth, and the shoulder is comfortable and breathable, suitable for your outdoor travel. 5Widely Applicable Places: Travel, hiking, walking, cycling, business, camping, fitness, seaside vacation or road trip, to meet the needs of different scenarios.Item Type:MenOutdoorChestPackWeight: 284g/10ozProduct Material: NylonColor: black .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Package List1 x Backpack1 x Data Cable