ins Value Whiteboard Coating Agent 1.3 fl oz (38 ml) (Approximately 13 to 15 Sheets) Includes Accessories "Clean Whiteboard! To restore and restore your whiteboard, and repair your whiteboard: When the whiteboard becomes non-fading, it can be coated to restore the whiteboard surface and restore the ease of erasing.Makes dry erase boards clean and easy to erase.The effect will last for a long time. The coating is clear.Ready to apply.Also includes all necessary accessories to applyComes in a plastic box for convenient storage. Easy to workIt takes 10 minutes to complete any woman or man.Drying time is over 8 hours. In Dry Erase Coating is available in 3 types: 1.2 fl oz (38 ml), 2.0 fl oz (58 ml), and 4.6 fl oz (118 ml).Consider how many whiteboards you use. 1 dose is a dry erase size of 70.9 x 35.4 inches (180 x 90 cm).Depending on your whiteboard, you may need to apply 2 to 3 coats