What makes them worth a second look is not their size but their purpose: each carries a deliberately carved hollow in its upper surface, making them bullaun stones, a type of carved rock found at early Christian and prehistoric sacred sites across Ireland. A bullaun is essentially a stone basin, ground or pecked into the surface of a boulder or slab, and these examples are notable for the fact that the original stones have both fractured, leaving fragments that have nonetheless remained in use together, one propped atop the other.

The site sits within the orbit of St Gobnait, the early medieval patron saint associated with Ballyvourney in Mid Cork, where a complex of monuments including a church, holy well, and penitential station draws visitors who still walk the stations in a ritual circuit. The bullaun fragments here are on the southern side of that penitential station. The upper fragment measures roughly 0.6 metres by 0.42 metres, with a roughly circular hollow approximately 0.3 metres across cut into it; both the base and the southern side have broken away. The lower stone is irregular, standing about 0.25 metres high, and carries its own oval hollow on the upper surface, around 0.28 metres in length and 0.16 metres deep, with its southern side also broken. That both stones share the same pattern of damage, and that they have been kept together rather than discarded, suggests a long continuity of care for objects that are clearly considered significant regardless of their fractured state.

Bullaun stones at pilgrimage sites were often associated with healing or cursing traditions, with water collected in the hollow thought to carry curative properties, and small stones or pebbles sometimes placed inside as part of devotional practice. Whether that kind of use continued here is not recorded, but the setting within an active penitential station suggests these fragments have remained meaningful rather than merely incidental.