If there were more than 3 of these, we would have bought them, but alas, they only had 3. At $12.95, such a deal. They're beautiful.
The earth touching mudra is a famous pose for Gautama Buddha. Mara, the temptress challenged his right to be there, and his attempt to reach enlightenment. She sent demons and even her daughters to tempt him. The Buddha stood fast, touching the ground, signaling his right to be there.