ADULTS COLORING BOOKS; MANDALAS; CRAFTS; GIFT IDEAS; RELAXATION, MEMORY AND CONCENTRATION; WELLNESS AND FUN. Unleash your creativity and immerse yourself in a dream of colors, through these fantastic handmade MANDALAS by the illustrator Riana Roses. 40 unique patterns for optimal artistic expression, favoring concentration and releasing stress. A therapeutic method of relaxation and activation of the cognitive system. The book "UNIQUE MANDALAS" presents different illustrations that will give color to your inspiration. Let your imagination fly and enjoy your own emotions!! Product Details: Top quality matte finish. Large format 21.59 x 27.94 cm (8.5 "x 11"). 40 sheets perfect for any coloring method: markers, pencils, plastic waxes, etc. Pages printed with black back on all illustrations for a better finish. The sheets can be easily separated for framing if desired.