Description There are some dust free chalks, which are made of good material for durable use. Perfect for office and other places. Practical in indoor and outdoor art paint craft. Good material, safe for people use. Our professional chalk must meet your needs. It is good choice for you. Features -Color:Assorted Color -Material:Titanium Dioxide, Toner -Size:8.00X0.90X0.90cm/3.14X0.35X0.35in - Washable chalks, with multiple quantities, easy for you to write and paint, multi-use and practical. - These water-soluble colored chalks are and the size is perfect for toddler's hands! - Water soluble chalks, easy to wipe and convenient for your next writing and painting on the same blackboard. - Perfect for preschoolers or elementary students to draw on blackboards, chalkboard, sidewalks, backyard. - Nice chalks for you to write, paint, draw pictures on the blackboard, chalkboard, floors, walls, etc. Package list: 48 x Chalks