The Sky Series Lid is a front-entry lid with a capacity of 500 cubic inches. It comes equipped with standard male and female side lock buckles on the front and two tension locks on the back. While the Sky Lid is included with all Sky Series Packs, it is also available for separate purchase as a replacement or for custom applications. In the 2022 update, we have enhanced the Sky Lid with a new hydration port, providing quick access and refilling for your hydration bladder without needing to access the main pack bag. SPECIFICATIONS: Weight: 6.1 oz. Material: Cordura 500D Versatile Use: Can be used as a fanny pack Integrated Waist Belt Attachment Recommended Bladder Size: 1.5L Made in the USA Stone Glacier Blaze Orange OSFM Sky Series Lid 40014-BO-OSFM