Writing / cleaning material.
For green vitreous enamel (Type-A). Chalk (colored, dust-free, packet of 12), chalk (white, dust-free, packet of 12 or box of 100), wet sponge, dry sponge, board wiper (with replaceable rubber lip).
For white vitreous enamel (Type-A). Wiper (magnetic, for dry wiping, with replaceable felt insert), felt insert (for Model 6962, packet of 10 strips), Board marker (can be wiped-off dry, packet of 10 pens), magnet.