Description: 【Functionl】This breeding box designed specifically for silkworm, as an observation box and a growth chamber 【Transparent】The silkworm observation box is transparent in design, making it easy to observe the growth of the silkworm 【Spacious】This silkworm growth container features with indepent chamber that provides ample space for the silkworm to grow 【Easy to Carry】The silkworm hatching box with air hole handle at the top is easy to transport and carry, lightweight suitablefor any outdoor adventure 【Material】All parts are made of PP materials to ensure that the silkworm's living environment is always keep clean Specification: Material: PP Size Chart: (L*W*H)20cmx21cmx17cm/7.87inchx8.27inchx6.69inch Package Includes: 1 Breeding Box Note: Please allow slightly errors 1-2cm/0.39-0.79inch differences due to manual measurement.Customer satisfaction is our primary concern. If the product is somehow cracked or broken during shipping, please feel free to contact us. We will try our best to give you a satisfactory solution.