Quick-click side button advances lead without interrupting your writing. Frequent mistakes are no match for the larger than ordinary and long-lasting twist-up eraser. Extended comfort grip (also latex-free) is perfect, no matter how you hold your pencil. Durable metal clip withstands repeated use. No smudges, no paper tears, and no ghosts with the twist-up eraser. Pre-loaded with Pentel Super Hi-Polymer Lead (HB) which is guaranteed to scan, never needs sharpening, is super strong, and produces a clear, dark line. Made of 59% recycled plastic (excluding consumable content and refills). Refillable uses: Pentel Super Hi-Polymer Lead and E10 eraser.