This Coloring book for adults relaxation is filled with fabulous geometric patterns designed to let you unwind and relax. This is a perfect coloring book for all levels, adults as well as teens / older children. big sized book 8,5 x 11" Printed single sided to minimize bleedtrough Perfect gift idea premium gloss cover Relaxing coloring book for adults, Geometric coloring books for adults, Coloring books for adults relaxation / geometric / patterns, Geometric patterns coloring book, Pattern coloring books for adults,