This is a GNZGT106 MR. MELAMINE FOAM STICK FOR FLAT FINISH for modeling.

This is a thin melamine foam sheet for flat finish that makes the best use of a model's original color and finishes naturally.
The special compressing system makes the foam sheet 4 times durabler than normal ones.
Two types are available. ;The sheet type for file, sponge, and water resisting paper/The separeted type with a stick.