Set of 30 8.5"X 11" Compact Hand Held Chalkboard Signs (CBG-30SET) - by www.neoplexonline.com
4Pcs Mini Chalkboard Sign Double Sided Small Blackboard, Handheld Table Top Menu Blackboard Display with Base for Birthday, Bar and Party Event Decoration - Walmart.com
Outdoor Magnetic Chalkboard Art Panels - Play with a Purpose
4ft Wide Magnetic Playground Chalkboard - Nature of Early Play