About this item Package Includes: 25PCS glass screen filter. Quality Material: Transparent perforated glass screens filters made of strong high borosilicate glass material, sturdy and not easy to wear, long service life, no irritating odor. Easy to Clean: Honeycomb mesh filter is easy to clean and convenient, the beads only need to be seasoned a few times and can be rinsed clean, brings more convenience to your life. Size: The glass honeycomb screen is about 0.313 inch/8mm in diameter and 0.079 inch/2mm in thickness. Type: Each small pipe screen includes 7 small holes that provide air circulation while preventing debris from passing through.