LightsOut Bedbug Detector Chemical Free Reusable Pitfall Trap For Furniture or Bed Legs (4-Pack) Pesticide-free, talc-free, powderless deadfall trap Fits furniture or bed posts up to 3.75" diameter, casters up to 4" diameter Black, shown to attract bedbugs Textured exterior surface for climbing, ultra-smooth inner channel trap Durable ABS construction with reinforced center and stablility guards