3550 Sketchbook3550 is a large format sketchbook developed for work that needs full scale. At 35 50 cm, it offers an extended surface suited to wide compositions, layout planning and continuous drawing without interruption. The format allows ideas to develop across the full spread, without compression or constraint. Built as a single volume, it is designed for projects that benefit from staying together held within one continuous working space rather than divided

Sections: 2

offering maximum flexibility for your projects

giving a single continuous area suited to layout work

or moving between work settings

where light itself becomes the medium

while the section-sewn binding provides a durable

including ballpoint pens

with a page for every two days

lay-flat design

Seven internal sections divide the book with intention

detailed illustration and wide

A structured