Premium HB graphite core for smooth writing with minimal smudging

Durable soft-grip barrel reduces hand fatigue during long exam sessions

Precision-engineered 0.5mm tip maintains consistent line width for neat answers

Special shock-absorbing design protects lead from breaking under pressure

Non-slip triangular contour promotes proper writing posture for students

Tested 3-layer lacquer finish resists daily wear in school environments

Competition-grade balance optimized for rapid calculation writing speeds

Matte anti-glue coating prevents fingerprint marks during important exams

Includes 3 premium replacement leads compatible with international standards

ERGO certification ensures comfort for left-handed and right-handed users