instructions b) forming the pocket Posted by Katie October 2, 2005 On October 2, 2005 Form a pocket by pulling the edges (rails) of the pouch together. The padded rail is called the bumper and will be flipped to the inside of the pouch. You may choose to use the bumper under the legs or behind the head. Share this: Click to share on Facebook (Opens in new window) Facebook Click to share on Pinterest (Opens in new window) Pinterest