Improves concentration Relieves restlessness with a sliding nut structure and provides tactile feedback that supports focused attention with ease. Continuous task quality improvement A rotating nut mechanism keeps the hands engaged, helping you stay focused, release energy effectively, and sustain productivity during long tasks. Habit replacement Converts unconscious disassembly into tactile stimulation through a strengthened thread structure, tolerant of frequency rotation operations, to enhance concentration. Easy to carry Compact size and lightweight construction for portable use; easy to carry wherever you go. Design and key features Type: threaded pencil with sliding nut and rotating nut mechanisms Function: designed to improve attention, sustain focus, and manage restlessness through tactile feedback Durability: strengthened thread structure with tolerance for frequency rotation Size/Portability: small, lightweight, and portable Use scenarios Study sessions or long writing tasks at a desk to maintain concentration Meetings or lectures to stay alert and manage restlessness without disruption Travel or commuting to occupy hands and channel energy during downtime