The On the Go Travel Companion Coloring Book Series is a collection that offers all of the Fiona Klaar coloring books you have come to love, in a new smaller 5.5 x 8.5 compact size, making it the perfect travel companion for the person who loves to color while they are On the Go! Now you can look forward to coloring away your stress, anxiety, or idle energy everywhere you go. On the Go Travel Companion coloring books fit in most purses and traveling bags, while leaving more space for everything else you need while On the Go