Pipe Screens Made of premium thick gauge of brass, it is sturdy and to rust, easy to use, clean and , extremely . Thick enough and flexible. Easy to install into your pipe. Effectively keeps the air flowing meanwhile preventing dirt, harmful ash does not pull out of the pipe. The brass screens have passed our quality inspection. 200pcs brass pipe screens. The premium pipe screens are encased in a tin box. Ingenious packaging does the job of keeping other items being carried in the tin separated from the screens and you would carry them to anywhere. Easy to Use STEP1: Put the screens into the bowl opening. STEP2: down firmly with a stick or some pipe tool. STEP3: Make sure the screen is secured in place. STEP4: Finally, just enjoy it. size:19mm Material:304 stainless steel colour:gold Package Contents: 200 x Pipe Filters Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.