Brencco Chalk Pens for Blackboards, 6 mm Liquid Chalk Pens, Window Markers for Whiteboard, Blackboard, Windows, Glass, Slate, Ceramic, Freezer Bag

Material: Imported high-brightness water-based ink for smooth writing; colors are bright, saturated, and translucent. These chalk pens have an anti-leak cap for sealing and lasting ink. Always cap after use to maintain the quality of these chalkboard pens Interchangeable dual-ended nibs: Durable polyester fiber tips resist wear. Includes 3-4mm round and 4-6mm chisel tips for precision or bold strokes. These chalk markers excel as chalk pens for blackboards, suited for detailed lines and broad coverage Easy Write/Erase: Smooth-flowing liquid chalk pens wipe clean from glass, whiteboards & windows with water; stays permanent on porous surfaces (wood). Shake & press chalk marker pens vertically to activate before use Vibrant Colors: 8 bold shades (red, orange, yellow, green, white, purple, pink, blue). Blackboard pens deliver bright coverage for creative projects, menus, or chalk pens for freezer bags Versatile Use: Ideal for glass, ceramics, blackboards, whiteboards, etc. Use as batch lady chalk pens freezer bag labels or a chalk board pen for cafés/weddings/window art - delivers vivid results on smooth surfaces