Two cairns, now surrounded by forest. Coflein descriptions:
Mynydd Ton cairn 1 (SS94799395)
A round cairn, 8.0m in diameter and 0.6m high, showing kerb elements on the SW. Excavated in 1902, revealing a cist within.
Mynydd Ton cairn 2 (SS94939405)
A round cairn, 11m in diameter and 0.8m high, excavation, in 1902, revealed a central cist, no longer apparent.