Chalk markers with a round tip of 1 to 2 mm. Bright, intense pens ideal for the office, home office, and household for labeling smooth surfaces. Easily erasable chalk markers (Black, 2 pieces) with a round tip (fine, 1-2 mm) are perfect for eye-catching writing on smooth and closed surfaces. Suitable for decorative and representative lettering. The pen contains liquid chalk with particularly high opacity. Non-permanent: The writing can be wiped off completely without residue, both wet and dry. Also suitable for all glass-like surfaces such as shop windows or mirrors. The easily erasable chalk marker (Black, 2 pieces) with a round tip (fine, 1-2 mm) is perfect for eye-catching writing on smooth glass, glass magnetic boards, and almost all closed surfaces. If you want to visualize ideas on whiteboards or glass magnetic boards, pin workflows on cards to pinboards, or make project progress visible to all team members, simply use the high-quality board accessories from SIGEL.