Features: Package inlcudes 15pcs dustless chalk with chalk holder and whiteboard eraser. Can be used on blackboards, chalkboards, blackboards, on wall, on floor, etc. Easy to erase. Our dustless sidewalk chalk with chalk holder, these twisting chalk holder could keep your hand away from getting dirty.. Our chalk is water soluble, that easy to clean. Just wipe with water or wet cloth. This colorful chalk is wonderful selection for kids who love drawing. Perfect for office, school, painting on blackboards, paper, window, wood for child writing, drawing, and doodling. Specifications: Paint; Plastic Color: 12 Color As picture shown Size: Approximately. 10.5x2.2x2.2cm/4.13x0.87x0.87in Weight: Approximately. 300g Note: 1.Please allow 0-1cm error due to manual measurement. make sure you donot mind before bid. 2.Due to difference between different monitors, the picture may not reflect the actual color Package includes: 15Pieces Dustless Chalk with Chalk Holder 1Piece Whiteboard Eraser Package inlcudes 15pcs dustless chalk with chalk holder and whiteboard eraser. Can be used on blackboards, chalkboards, blackboards, on wall, on floor, etc. Easy to erase. Our dustless sidewalk chalk with chalk holder, these twisting chalk holder could keep your hand away from getting dirty.. Our chalk is water soluble, that easy to clean. Just wipe with water or wet cloth. This colorful chalk is wonderful selection for kids who love drawing. Perfect for office, school, painting on blackboards, paper, window, wood for child writing, drawing, and doodling.