What makes the arrangement unusual is not any single monument but the ensemble: alongside the cairns, four D-shaped stone shelters survive, suggesting this was once a place of organised, repeated religious practice rather than casual wayside piety.

The cairns and shelters are thought to have functioned as penitential stations, physical stops along a devotional circuit performed in association with the holy well nearby. Such stations were a common feature of Irish popular religion, particularly in the west, where worshippers would move from point to point, often barefoot, reciting prayers or performing set acts of penance at each. A holy well in this context was rarely just a water source; it was a focal point of local devotion, frequently associated with a patron saint and visited on particular feast days. The stone shelters at Maíros, D-shaped in plan, may have offered pilgrims some protection from the elements between stations, or marked specific stopping points in the round. The arrangement was noted by Tim Robinson in 1985, and recorded formally in the Archaeological Inventory of County Galway.