Ninja Coloring Book - great for adults, teens & seniors Take part in thrilling missions, ruthless fights and legendary rituals of a secret ninja brotherhood. Our coloring book helps relieve stress, calms you down, increases productivity , and helps keep your concentration levels high . The perfect way to settle down and chill out for the evening. This great book contains a collection of 50 !!! fun and beautiful illustrations showing unique ninja-themed designs with thrilling missions, ruthless fights, and legendary Japanese rituals of a secret shinobi brotherhood & many more! This large, gorgeous book is sure to please anyone who loves ninjas and will provide hours of fun, stress relief, creativity , and relaxation . Use the "Look inside" feature & back cover to see for an example of what you can expect inside this Ninja colouring book! The benefits you will gain from this book: Escape from the outside world for hours - each subsequent picture provides interesting entertainment for hours - Concentration and creativity - coloring requires concentration on one activity for a long time, this makes it easier for us to concentrate at work - Collecting thoughts — sketching, drawing, coloring - all absorb thoughts but also hands - a very effective method for people who want to quit smoking or stay on a diet - Raising self-esteem - create your own concepts, play with colors, fill in the blanks - create your own masterpiece - you will feel a sense of pride after each finished page - Expressing emotions - calm down, relax, collect your thoughts, and rest Content information/about this book: 50 pictures to color - you will meet all kinds of detailed ninja-themed pictures with thrilling missions, ruthless fights, and legendary Japanese rituals of a secret shinobi brotherhood, and more - no repeats - Single-sided pages - every image is placed on its own black-backed page to reduce the bleed-through problem found in other coloring books - Original artist designs - high resolution - Large 8.5" x 11" (21cm x 29.7cm) MEGA size book (A4) - Printed on bright white, 60 lb stock - Durable premium matte cover - eye-catching elements make you more likely to reach for the book If you love coloring books, hate being bored, and want to spend time unusually , choose our coloring book and grab your copy today! Makes a great gift/present for all Ninja lovers for Birthdays, Christmas, Easter, Valentine's day, etc...!