Amazon.com: 24 PCS Washable Sidewalk Chalks Set Non-Toxic Jumbo Chalk for Schools, Outdoor Art Play, Paint on Chalkboard, Blackboard and Playground (6 Colors)) : Toys & Games
Crayola Washable Sidewalk Chalk, Assorted Colors, Pack of 64
Washable Sidewalk Chalk by Cra-Z-Art® CZA108176 | OnTimeSupplies.com
NEW: Washable Sidewalk Chalk Set | Bazic Products Bazic Products
Amazon.com: Jumbo Washable Sidewalk Chalk Set Non-Toxic Jumbo Chalk for, Painting on Chalkboard, Playground, Blackboard, and Outdoor Art Play (48) : Toys & Games