A molded sleeve fitting over a finger containing an integral instrument threaded cylinder to allow a single finger to manipulate a tool whereas it has commonly been the task of a total hand, wrist, and forearm effort

In a finger attaching instrument turnably coupled to a finger attaching tool attached between a second joint and a root joint of an index finger and used while alternatively changing it in a writing posture and a holding posture, the finger attaching writing instrument having excellent functionality is provided. The tail portion of the writing instrument is provided to be short so as not to protrude from the root joint of the index finger in the writing posture. When changing the posture, the tail portion is pressed with the thumb to turn it in the opposite direction, and then it is used. In the holding posture, the tail portion is closer to the second joint of the index finger, and the shaft body is placed on the web between the index finger and the thumb.

In a finger attaching instrument turnably coupled to a finger attaching tool attached between a second joint and a root joint of an index finger and used while alternatively changing it in a writing posture and a holding posture, the finger attaching writing instrument having excellent functionality is provided. The tail portion of the writing instrument is provided to be short so as not to protrude from the root joint of the index finger in the writing posture. When changing the posture, the tail portion is pressed with the thumb to turn it in the opposite direction, and then it is used. In the holding posture, the tail portion is closer to the second joint of the index finger, and the shaft body is placed on the web between the index finger and the thumb.

A writing system includes a silicone finger pen covering including a first end portion and a second end portion. The first end portion includes a magnet and the second end portion includes an opening configured to receive an index finger of an end user. An interchangeable pen tip includes a first section and a second section. The first section is configured to contact a writing surface and the second section includes a metal surface configured to magnetically secure to the magnet. A pen tips casing includes a lid portion and a bottom portion. The bottom portion includes a plurality of slots configured to receive a plurality of interchangeable pen tips. The silicone finger pen covering can be an electronic silicone finger pen covering and a non-electronic silicone finger pen covering. The electronic silicone finger pen covering further includes a battery, a processor, and a button.

A writing system includes a silicone finger pen covering including a first end portion and a second end portion. The first end portion includes a magnet and the second end portion includes an opening configured to receive an index finger of an end user. An interchangeable pen tip includes a first section and a second section. The first section is configured to contact a writing surface and the second section includes a metal surface configured to magnetically secure to the magnet. A pen tips casing includes a lid portion and a bottom portion. The bottom portion includes a plurality of slots configured to receive a plurality of interchangeable pen tips. The silicone finger pen covering can be an electronic silicone finger pen covering and a non-electronic silicone finger pen covering. The electronic silicone finger pen covering further includes a battery, a processor, and a button.

A writing instrument and a pen tip part include: a pen tip which includes a writing portion and has a directional specification for writing of the writing portion; a cylindrical inner cylinder which fixes the pen tip; a cylindrical outer cylinder into which the inner cylinder can be inserted and which includes a finger guide portion on an outer peripheral surface; and a fixture which fixes the outer cylinder to the inner cylinder.

A writing instrument and a pen tip part include: a pen tip which includes a writing portion and has a directional specification for writing of the writing portion; a cylindrical inner cylinder which fixes the pen tip; a cylindrical outer cylinder into which the inner cylinder can be inserted and which includes a finger guide portion on an outer peripheral surface; and a fixture which fixes the outer cylinder to the inner cylinder.