and excessive quality,Reusable foam discipline Suitable for Bubble and Jetted Pure-spas Replacement of S1 carton Replacing the filter aspects of paper filter is a part of the day by means of day maintenance of the pool. These cleansing and reusable foam filters will reduce your cost The initial charge of the is barely larger than that of the , however the life is for many years More sturdy than the carton, and it may be washed and reused many . Specifications: size:10*7 cm Center hole drilling: cm Colour:Blue Material:Sponge Package Contents: 6*Filter Sponges Only the above package content, other merchandise should not included. Note: Light and assorted displays may cause the color of the thing in the picture somewhat different from the genuine thing. The size allowed error is +/- 1-3cm.