What makes it quietly arresting is its compactness: the interior diameter reaches only 1.7 metres, the surviving walls stand just 0.6 metres high, and the walls themselves are a metre thick. A narrow entrance, roughly 0.4 metres wide, faces west. It is, in other words, barely large enough to shelter one person and their belongings, yet someone took considerable care building it.

Drystone huts of this kind are found across the upland and coastal landscapes of Kerry, associated broadly with the long tradition of seasonal pastoral farming, though they could also have served as shelters for those tending land, fishing, or simply moving through rough terrain. The quality of construction here, described as well-built, suggests this was not a hasty improvisation. The site lies roughly three metres south of another recorded structure in the same area, hinting that Bunbinnia once held a small cluster of activity rather than a single isolated feature. The archaeological survey of the Iveragh Peninsula, compiled by A. O'Sullivan and J. Sheehan and published by Cork University Press in 1996, catalogued this hut as part of a wider effort to document the dense and often overlooked archaeological landscape of south Kerry, a region where ancient field systems, early Christian remains, and vernacular structures survive in unusual concentration.