Each book features 31 designs on acid-free art-grade paper. One-sided printing and micro-perforation make it easy to detach and display your colorful masterpieces! 31 perforated pages. Books measure 9 1/2 wide x 9 high (24.1 cm wide x 22.8 cm high). Binding lies flat for ease of use. Invigorate mind and spirit as you color calming images of charm and beauty! Color 31 full-page complex yet relaxing images. Heavyweight paper is superior to that of other coloring books. Designs are printed on only one side of a page -- no bleed-through. Each page is micro-perforated for ease of removal and display of your artwork. Acid-free paper helps preserve your work. Birds, butterflies, woodland friends, sea creatures, moonlit skies, and more await your artistic vision! Book measures 9-1/2 inches wide by 9 inches high. For artists and colorists of all abilities. Designs by illustrator Flora Waycott.