Washable 6-in-1 Stamp PadThis washable 6-in-1 stamp pad is perfect for rubber stamps and for decorating with child hand prints and mementos. Aids students with counting, sorting, grouping, connecting, and comparing items. Features six colors: Red, Yellow, Blue, Green, Purple, and Orange. The unscented, dye-based ink is completely child safe, non-toxic, acid-free, and archival quality. Measures 2" x 2". Conforms to ASTM D-4236.