AUCS Colored Water-Soluble Dust-Free Chalk, Whiteboard Blackboard Bulletin Board Special Green Board Doodle Pen with Pen Tube, Extendable Teaching Tool for Teachers And Elementary School Students, Non-Toxic And Dust-Free, Colorful, 10 Pieces

Dust-free chalk recommended for immediate writing and erasing, not recommended to stay on surface for more than 5 days. If unsure about surface compatibility with dust-free chalk, test write and erase in a small area before extensive use.

Features third-generation true water-soluble dust-free chalk with a lipstick-style rotating pen holder available in two colors: colorful and white.

True dust-free chalk that requires a wet cloth for cleaning. Offers vibrant colors, environmentally friendly and safe materials.

Allows for full and clear color with smooth and high-quality writing experience. Water-soluble and environmentally friendly, suitable for children and mothers' peace of mind, encouraging creativity and imagination.

Vibrant colors enhance artwork, while the fine and smooth texture of the chalk provides a quality touch.

Lipstick-style rotating pen holder keeps hands clean, extends and retracts pen core by rotating the tail clockwise and counterclockwise.

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