Description Our fish tank suction cups, which are made with wear-resistant and durable material, are amazing for fish tank and aquarium use. Sturdy and strong adsorption force, very durable for long using time. The round cup design can create a vacuum space and has strong adsorption. Features - Color: Transparent. - Material: Plastic. - Size: About 4.50X4.50X4.50cm/1.77X1.77X1.77in. - Replace the old and worn down fish tank fixed suction cups timely is essential for your aquarium maintenance. - Can be used to fix on the smooth glass surface of the fish tank and aquarium tank. - Made of premium PVC material, sturdy and durable to use for a long time. - With strong suction, very simple and easy to install and remove, the round ring for easy operation. - Transparent suction cups, round cup design can create a vacuum space and has strong adsorption. Replace the old and worn down fish tank fixed suction cups timely is essential for your aquarium maintenance. Can be used to fix on the smooth glass surface of the fish tank and aquarium tank. Made of premium PVC material, sturdy and durable to use for a long time. With strong suction, very simple and easy to install and remove, the round ring for easy operation. Transparent suction cups, round cup design can create a vacuum space and has strong adsorption.