4x6inch Size Dry Erase Adhesive Labels for Home, Office, Workplace Visual Small Reminder Labels for Tasks, Plans, Projects, Organization. Specification: Color: red, yellow, blue, green Size: 4 x 6inch/ 10.16 x 15.24cm Package includes: 24 x Colorful Dry Erase Reusable Sticky Notes Note: After the whiteboard pen writing is dry, it needs to be erased with a little force