A bag including a body forming a cavity, a flap comprising a first flap end and a second flap end, wherein the first flap end is attached to the body. The bag may also include a cord having a first end, a second end, and a middle portion, wherein the first end is attached to the second flap end, the second end is attached to the second flap end, and the middle portion extends between the first end and the second end. The bag may also include a hook attached to the body at an attachment location, wherein the hook is configured to receive the middle portion of the cord such that the flap is secured to the body at the attachment location and the flap covers the cavity.