If horse is one of the most preferable animals of your kids, it will of course be reasonable if Coloring Horse Pages are their favorite too.
The problem is that it will cost you much if your kids keep asking for the Coloring Horse Pages. Therefore, it will be better for you to get it from the internet and print it.
Although it seems to be so easy, you should know how to get better quality for the Coloring Horse Pages from the internet. It is that you should only choose the ones with big resolution. Doing so will never make the coloring pages turn into some pixels pages.