Royal jelly collecting cells This is a product that is used to collect and store royal jelly in beehives. It is made of food-friendly and sturdy plastic. These units are installed in a single frame. It does not contaminate the milk, as it is produced from plastic material suitable for quality food which does not leave any residue. The cells are deep. More royal jelly is obtained. 1 Piece is set to be installed for each top bar frame. You can use it by sticking it with wax on the frame. You can use 2 strips for each frame. The color allows you to see the milk in it clearly