An excellent quality masking medium in the pen is a product dedicated to watercolor paints. It's a thick, latex substance with a slight color. Effectively protects the surface (watercolor paper) against water and paint.
The Strathmore 400 Series Mixed Media has 40 sheets of acid-free paper of the highest quality of 300 grams. Paper suitable for wet techniques: watercolor, gouache, acrylic, ink and dry: graphite, pencil, crayons, marker, pastels.
A six-chamber plastic palette for mixing paints. Made of solid plastic, with optimally deep chambers. Suitable for mixing watercolors, acrylic paints, gouache, posters, tempera Handy, ideal for outdoor or school.