1、Made of high quality material, solid and durable. 2、It is an essential and practical tool for beekeeper. 3、This queen rearing equipment set is used for laying eggs to raise queens. 4、You can simply put it at the bottom of a beehive frame, easy to use. 5、Not easy to break and aging, non-drug, non-toxic, light weight and harmless to bees. Features: Made of high quality material, solid and durable. It is an essential and practical tool for beekeeper. This queen rearing equipment set is used for laying eggs to raise queens. You can simply put it at the bottom of a beehive frame, easy to use. Not easy to break and aging, non-drug, non-toxic,  light weight and harmless to bees. A very useful beekeeping equipment tool to help you more good breeding and management of bee. Simple and can produce prolific reliable results. Package list: Material: Plastic Color: As picture Size of incubation box: (L*W*H) Approx. 14.7*13*3.2cm / 5.79*5.12*1.26 inch Size of protective cover: (L*Dia) Approx. 7.5*2.5cm / 2.95*0.98 inch Size of cell cup: (H*Dia) 0.5*0.4cm / 0.19*0.16 inch Package list: 1 * Incubation box 20 * Protective cover 121 * Cell cup or 131* Cell cup