This is a especially designed sketchbook 165 x 130mm that contains the same paper as you will be using in the workshop. Mi-Teintes  160 gsm White, Cream, Steel Blue and Sky grey.
 
The front and back are 3mm thick 3d printed plastic to give support when drawing. The paper can be changed easily if desired, to a type of your own choice, No more ripping out pages.
 
Available in 50 colours, Mi-Teintes® has all the characteristics of a genuine art paper. Buffered, manufactured acid-free in a neutral environment, it offers excellent protection against ageing. Pulp-dyed, colours are light-resistant and its high cotton content makes it both robust and flexible.
With its two surfaces, Mi-Teintes® has nothing but good sides! One side has a honeycomb grain, contributing to its personality, that easily retains the pigments. The other side has a fine grain, ideal for pencil and charcoal.
Mi-Teintes® meets all your requirements and is also suitable for art and craft.