Product Size: suction cup diameter 28 mm Cable tie length 10 cm Color: transparent Material: PVC Packaging content: 20 suction cups 20 cable ties 1 . Transparent Suction Cup: The aquarium suction cup with adjustable cable ties for small fish tank or for positioning small plants, fish and shrimp nest, thermometer, etc. 2. Premium Quality: Our fish tank suction cups are made of PVC plastic, clear, durable and hold up well. 3. Easy to Use: Just pass the tie through the hole to tie the items you want. The suction cup planter will not scratch the surface of the aquarium. 3. UseYou can use the hook to hang some small things on the wall, such as bath towels. Remove the hook and change a cable tie. You can put small plants, fish and shrimp nests, thermometers, etc. in a small fish tank. 4. Package Includes: 20 pieces suction cup clip with 20 cable ties. They are separate products. The fish tank suction cup can also be used with metal hooks or other ropes.