The invention discloses a sleeve ring type floss. The sleeve ring type floss mainly comprises a finger sleeve, a floss fork and a floss body and is characterized in that the finger sleeve and the floss fork are nested together; a floss hole is formed in each of two sides of a nested part between the finger sleeve and the floss fork; the floss fork is semi-circular; a fork opening is formed in each of two ends of the floss fork. When the sleeve ring type floss is used, the floss body is nested in two fork openings of the floss fork, then the floss body is wound on the outer side of the floss fork and passes into the floss hole of the finger sleeve; then a knot is tied; the fiber sleeve is worn on the finger; the finger presses the floss knot, so that the floss body is tightened and starts cleaning the impurities in the gaps of the teeth. A small box matched with the sleeve ring type floss is additionally arranged; the sleeve ring type floss can be placed in the box at ordinary times, so that the sleeve ring type floss is sanitary and is convenient to carry; the sleeve ring type floss is simple in structure, easy to manufacture, low in cost and easy to popularize.