SPECIAL DESIGN: Designed to fit neatly between outer frames in a hiveSIMPLE : Blaster is a plastic device inserted between frames in a hive to trap Small Hive Beetles (SHB) and thereby protect healthy honeybee colonies.REUSABLE: Made by high quality plastic material, reuseable design make you use it more easilyThe holes in the top of Blaster are big enough to allow SHBs to enter, but cannot be accessed by honeybee. Just use vegetable oil like vinegar,safety.Tips: Keeping bees healthy is essential in controlling SHB. Weak colonies are much more vulnerable. Make traps are not completely filled to that trapped SHBs cannot climb out. The traps can be partly filled with cider vinegar with a layer of oil floating on top. cider vinegar is a particularly attractive bait.colour:whiteMaterial:plasticsize:Length: 18cmPackage Contents:24*bee trapsOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.