Wingspan 9 to16 mm. The head is orange-brown and the forewings are plain brown but with 1 to 3 spots.

Often found indoors in woollen carpets and clothes.

The adults are generally on the wing between June and October, but may appear outside this period since they often live inside buildings.

The larvae feed in a portable case, on such things as wool and fur, but also feathers and in birds' nests.

This species is widespread but local in the British Isles. In the Butterfly Conservation’'s Microlepidoptera Report 2011 this species was classified as local.

Occasional in Leicestershire and Rutland. L&R Moth Group status = C (very scarce resident or rare migrant).