MULTIPLE CHOICES:The pastel pens set is rich and colorful, which can meet your color needs, not only for painting on black paper, but also for wood, canvas, stone, rock painting, glass, ceramic surfaces, dIY crafts making art supplies SMOOTH WRITING: 1.0mm tip perfect for writing, drawing, sketching and coloring. The fine tips give a smooth and precise application. Writing is smooth, does not leak ink, does not leak paper HIGH QUALITY INK: Arylic paint pen have added a larger capacity of ink that lasts longer WIDE APPLICATIONS:It can be used as either an acrylic pen or gel pen,provides smooth inking for a variety of surfaces such as paper, cardstock, metal, rock painting, wood, plastic, canvas, fabrics, ceramics, and more. LIFETIME PROMISE:Customer is our top priority. If you are not satisfied for any reason, please let us know and we will respond to you within 24 hours. Arylic Paint Gel Pens