| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Amazing Coloring Book. Grayscale: For Grown-Ups, Adult Relaxation | 978-1-5335-3339-5 (1-5335-3339-3) | 2016 |
| FASHION Coloring Book. Grayscale: Coloring Book for Adults | 978-1-5373-9445-9 (1-5373-9445-2) | 2016 |
| Magic Autumn. Halloween Grayscale coloring book: Coloring Book for Adults | 978-1-7278-5961-4 (1-7278-5961-8) | 2018 |