Efficient Setup: You can just add some mineral oil, some vegetable oil, or some slaked in it and it have good performance. Material: Made of Plastic, can withstand the rigors of beekeeping and different weather conditions. The holes in the top of trap are big enough to allow to enter, but cannot be accessed by honeycomb. The traps can be partly filled with cider vinegar with a layer of oil(mineral oil, vegetable oil,etc floating on top. cider vinegar or chopped banana peel are particularly attractive bait. trap is a plastic device inserted between frames in a hive to trap Small Hive Beetles () and thereby protect healthy honeybee colonies. Designed to fit neatly between outer frames in a hive,hangs conveniently inside your hive over the frames. Easy to use: The plastic beekeeping tool is easy to install on the frame, and it's the best to place it at the top and bottom corners of the hive. No complicated instructions or additional tools are required, making it accessible to beekeepers of different experience levels., Manufacturer: Akfldms