The Copic Ciao Premium Dual-Tip Single Markers feature an economical round barrel design for students. Dual-ended layouts pair a flexible Super Brush nib with a Medium Broad chisel nib. Ultra-blendable, low-odour alcohol dye ink lays down consistent smooth color layers seamlessly. Refillable reservoirs up to 1.4ml deliver highly sustainable, long-term creative utility. The fast-drying formula completely eliminates messy smudges during complex sketching assignments. Child-safe caps with built-in air holes provide optimal classroom storage peace of mind. It serves as a professional, high-tier illustrative rendering tool for graphic design layouts.