The shape alone is worth pausing over: a flat southern side, a curved northern arc, the whole thing measuring only about 2.5 metres north to south. It is modest almost to the point of invisibility, and yet the bog has preserved its lower courses well enough that the basic geometry of the place remains legible after what may be centuries of abandonment.

Drystone construction, which uses carefully fitted stones without mortar, was the default building method across upland Ireland for millennia, employed for everything from field walls to shelters used by herders during seasonal grazing. This particular structure was built into the slope on its southern side, cut roughly 0.7 metres into the uphill ground, which would have offered some shelter from weather and helped stabilise the back wall. The entrance, just 0.6 metres wide, faces east. Loose stones are scattered across the interior, which slopes gently to the east, and the outer wall still stands to around 0.8 metres in places, with a thickness of about 0.6 metres. About 100 metres to the south-east lies a separate enclosure, suggesting this part of the hillside once supported more than one structure, though the relationship between them is unclear.

The setting is rough hill grazing on open bog, the kind of terrain that was once worked far more intensively than it appears today. Transhumance, the practice of moving livestock to upland pastures in summer, left shelters like this scattered across the Irish hills; a herdsman or a small group might have used such a hut during the grazing season before descending again when the weather turned. Whether this structure fits that pattern, or served some other purpose entirely, the site does not say.