A folding bone (also called bone folder/bonefolder) is a dull-edged hand tool traditionally used by bookbinders

it ensures clean erasing without damaging the paper

The book is an excellent match for all types of pens

The pencils are supplied unsharpened

very useful when filling the Grog Squeezer 05 FMP & Grog Squeezer 05 BPI

kum memory points brush round size 3 Ink and paint refills A folding bone (also calledSynthetic brush suitable for both watercolor paint, gouache or thicker acrylic and oil paint. The brushes have a good elasticity which means that the brush keeps its shape and returns to its original shape after each brush stroke. The brushes also absorb paint very well, which not only makes it suitable for watercolor paints, but also makes it easier to cover larger areas with acrylic or oil. The brushes are handmade in Germany. This brush has a short