Dustless Chalk 12 Colored Water-soluble Chalk Erasable Non Dirty Hands Dust Free Chalk Blackboard Graffiti Painting Solid Chalk

High-concerned chemical : None Dustless : No Model Number : Dustless Chalk Size : 12-Color Package Quantity : 12 Pens/Box Type : Non-dust Chalk Origin : Mainland China suitable_for : Kids usage_scenarios : Classroom