1) Colored pencils feature special lead formula. 2) Rendered lines erase clean with few strokes of eraser 3) pencils sharpen to needle point and stay sharper longer. 4) Perfect for blueprints, engineering notations, artist renderings or bookkeeping entries. 5) Mechanical Pencils:0.7mm,0.5mm; Red.Economical, multipurpose automatic pencil features smooth,barrel and rubber Comfort Zone grip for nonstop writing comfort and control. 6) allows user to monitor lead supply,and is available in a variety of barrel colors. Offers a large eraser and convenient metal pocket clip. 7) Color Pen Sets:Nontoxic, Water-Based Ink Pens Come In Brilliant Colors And Feature A Durable Acrylic Fiber Tip For Both Thin And Bold Lines.Well-Balanced;Easy-To-Hold Barrel,Great for every imagination.