Versatile: Different sizes to meet all your requirements for type design, art painting, beginner writing, and sketching. High-quality: Anti-fouling, waterproof, light-resistant, environmentally friendly ink for precise and detailed lines. Durable: Air-tight design, stainless steel metal clip for a beautiful and non-slip grip, preventing loss and ensuring long-lasting use. Convenient: Lightweight and easy to carry, making it suitable for use in studios, schools, and offices. Comfortable: Smooth and delicate strokes, comfortable grip, and light writing force for a fatigue-free experience. Description: Introducing the needle pen, a versatile and high-quality writing instrument that is perfect for all your creative needs. With different sizes available, this pen can meet all your requirements, whether you are into type design, art painting, beginner writing, or sketching. The needle pen is designed to be anti-fouling, waterproof, light-resistant, and environmentally friendly. Its air-tight design ensures that the ink stays clean and the pen lasts longer. The smooth ink flow allows for precise and detailed lines, making it ideal for intricate work. Featuring a stainless steel metal clip, the needle pen is not only beautiful but also non-slip. It securely clamps onto paper, preventing any accidental loss. Additionally, its lightweight design makes it easy to carry around wherever you go. One of the standout features of the needle pen is its smooth and delicate strokes. Coupled with a comfortable grip, this pen allows for long periods of use without causing fatigue. The writing force required is light, ensuring a pleasant writing experience every time. Suitable for everyone, the needle pen can be used in studios, schools, and offices for various purposes such as writing, sketching, drawing, architectural or construction design, signatures, caricatures, and general writing tasks. Item Name: Needle Pen Material: Plastic Main Uses: Painting, Drawing Refill Color: Black Features: Waterproof, Anti-Fouling, with 12 Different Line Widths Size Details: Pen Tip with Different Width: 0.23mm, 0.25mm, 0.28mm, 0.38mm, 0.4mm, 0.5mm, 0.52mm, 1mm Pen Body Length: 13.3cm/5.24" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 Set of Needle Pen(Including 12Pcs）