Upgrade your favorite pipe with these glass jacks, ideal for filtering your favorite pipe or bowl with a small, easily cleanable accessory. Simply place a jack inside before putting in any material and they will filter any ash or unwanted particles from falling into the neck and mingling with any smoke.

Item is sold individually, allowing you to buy as many as needed. Each jack is very tiny, hardly larger than a half inch and can fit on a fingertip, yet provide all the filtering power you need. Comes in assorted colors.