Melo Childhood Popular Product Hole Black Chocolate Non-toxic HB Pencil Corrective Grip Card Marking Writing Practice Special Children's Posture Triangular Thick Pencil Kindergarten Primary School 5-P

Specially redesigned for Chinese children to provide a more comfortable writing experience

Silky smooth writing feel with 15% increased smoothness

Unique high-density core with 25% increased blackness for rich and smooth strokes

7% reduced writing resistance for enjoyable writing

24% increased hardness to prevent breakage into multiple pieces

Lightweight pencil body designed to fit children's hand shape for long-term use without fatigue

Large groove design () with 25% increased groove area, 1mm groove depth, and 10mm groove width to fit various finger sizes and promote correct grip posture

Groove angle of 30° matching the recommended pencil-paper angle for proper grip

High-density, high-pressure integrated core with micro carbon powder particles (~15 microns)

Nano-level graphite powder particles for smooth and dark writing