Trodat's selfinking teacher stamps are ideal for quickly & efficiently marking pupils' work. With motivational & encouraging images & phrases these stamps are perfect for rewarding good work. The stamps are selfinking so there is no need for a separate stamp pad. Replacement ink cartridges are available (product no. 64933) so your stamp will last even longer. Imprint size 23x 23mm Stamp model Trodat Printy 4933