VORCOOL 5pcs Beekeeping Queen Bee Cage Catcher Clips - Transparent Plastic Color: mainly transparent. Material: Plastic, metal. Size: 6.6*5.1*4.8cm This tool is very handy, easy to use for catching a queen bee Easy to cage the queen on the top of the frames Open the clip and pick up the queen and gently close it again Do not worry if you pick up bees as well, they can fit through the gaps of the clip