The beetles are 3-5 mm long and of striking coloration. Wing covers and neck shield have black scales with a white, wavy design. The wing seam, margins and parts of the neck shield have marked red scales. The olive brown larvae have black-brown hairs and grow to a length of 6 mm.
Beetles and larvae are found outside as well as inside. The eggs are deposited preferably on animal substances. The life cycle takes approx. 6 months, depending on climatic conditions.
World-wide, mainly in Europe and North America.
The Larvae are found in woolen goods, rugs, upholstered furniture, feathers, etc. Through mass infestation they can cause great damage.