Features: 1.Made of high quality acrylic material, non?toxic and eco?friendly, durable and long service life. 2.Double fixation to prevent shedding, can adjust the height of the box. 3.Transparent design, high transmittance effect and resistance to impact, can observe the fish. 4.Hook and sucker design, easy to install, convenient to use. 5.Screw reinforcement, steady and don't shake, prevents distortion. Specification: Features: 1. Made of high quality acrylic material, non-toxic and eco-friendly, durable and long service life. 2. Double fixation to prevent shedding, can adjust the height of the box. 3. Transparent design, high transmittance effect and resistance to impact, can observe the fish. 4. Hook and sucker design, easy to install, convenient to use. 5. Screw reinforcement, steady and don't shake, prevents distortion. 6. Comes with isolation board, easy to divide different fish samples. 7. Suitable for fish breeding, isolation of big and baby fish, etc. Specifications: Condition: Item Type: Fish Isolation Box Material: Acrylic Color: Transparent Optional Size: A, B, C A Assembly Size(L*W*H): 10*9.8*10cm/3.94*3.86*3.94inch(Approx.) B Assembly Size(L*W*H): 20*9.8*10cm/7.87*3.86*3.94inch(Approx.) C Assembly Size(L*W*H): 30*9.8*10cm/11.81**3.86*3.94inch(Approx.) Package List: 1 * Fish Isolation Box Notes: 1. Please allow 0~1 inch error due to manual measurement. Thanks for your understanding. 2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard. 3. You need to assemble it yourself after purchase.