Abstract: Disclosed is a toothpick which enables a user to effectively remove foreign matters between teeth, to easily remove plaque or scale from a tooth, and to simply carry the toothpick, so that the user can more improve the health of teeth. The toothpick includes a body, a bending part provided at one end of the body and having a shape sharpened toward an end thereof such that at least a portion of the bending part is inserted between teeth, and an unevenness part provided at an opposite end of the body, having a flat shape, having at least a portion inserted between the teeth, and having a plurality of protrusions formed on a surface thereof to remove at least one of plaque and scale from a tooth. The bending part has a bent shape to remove foreign matters between the teeth inside an oral cavity through the bent shape.

Abstract: The present invention relates to a sports stick with a variable length including an upper tube to which a hand grip is connected, a lower tube adapted to be inserted into and withdrawn from the upper tube, and fixing means adapted to securely fix the lower tube to the upper tube, wherein the fixing means includes: a rod body disposed inside the lower tube at one side periphery thereof in such a manner as to be mounted inside the upper tube at the other side periphery thereof by the sequential formation of a screw thread portion and a flat portion along the outer periphery thereof; a tapered member adapted to be fixed to the flat portion formed along the outer periphery of the rod body and having a tapered surface formed along the outer periphery thereof; and a pressurizing member mounted at the screw thread portion formed along the outer periphery of the rod body in such a manner as to encompass the tapered member.

Abstract: The present invention relates to a sports stick with a variable length including an upper tube to which a hand grip is connected, a lower tube adapted to be inserted into and withdrawn from the upper tube, and fixing means adapted to securely fix the lower tube to the upper tube, wherein the fixing means includes: a rod body disposed inside the lower tube at one side periphery thereof in such a manner as to be mounted inside the upper tube at the other side periphery thereof by the sequential formation of a screw thread portion and a flat portion along the outer periphery thereof; a tapered member adapted to be fixed to the flat portion formed along the outer periphery of the rod body and having a tapered surface formed along the outer periphery thereof; and a pressurizing member mounted at the screw thread portion formed along the outer periphery of the rod body in such a manner as to encompass the tapered member.