As things settle around Phalanx, and they're needed less and less in the outside world, they fade into their work. They're not really looking at what they're doing. They're not really looking at anything. There isn't much present in their expression at all, as they let themself dissolve after all of that tiring back-and-forth.

Once their line of stitches finally reaches the other end of the fabric, they put one arm through the tube that they've now made, pull it up to their shoulder, and start tucking the edges into any snug space between other layers of cloth that they can--casually adding it to their outfit.