Keep your thriving with the Ant Test Tube Nest Water Blocking sponge. This product is designed to maintain the necessary humidity levels within the nest. Simply insert the sponge into the test tube or maze to block water and keep the environment moist, ensuring the health and comfort of your ants. Features -Color:Blue -Material:Sponge -Size:1.80X1.80X1.50cm/0.71X0.71X0.59in -Comfortable ant habitat: the ant test tube nest sponge are designed to create a comfortable and secure habitat for your ants, promoting their -Effective moisture retention: the moisture retaining maze sponge material ensures that the sponges effectively lock in water, maintaining a stable and humid environment for your ants -Gentle and safe: the soft texture of the sponges ensures that your ants are not harmed, providing and comfortable habitat for them -Ideal for ant nest: these sponges are the ideal accessories for ant nest, enhancing the living conditions and making ant care more efficient -Easy maintenance: easy to use and clean, these sponges make the maintenance of your ant habitat simple, ensuring a pleasant experience for ant enthusiasts Package list: 4 pcs x 5pcs test tube water blocking cotton